------------------------------------------------------------------------------- ////// ////// /////// //////// // // // // // // // /////// // //// // // // // // // ////// * ////// * // // * ///////// * -=> International Information Retrieval Guild <=- The Hackers Acronym Chart Created for the Hacking Community Compiled by: -=>The IIRG<=- Input by: MERCENARY Version Twelve [03/31/2000] E-mail Mercenary At : iirg@iirg.org or contact the IIRG by Snail-mail at, Mercenary/IIRG 862 Farmington Avenue Suite 306 Bristol,CT. 06010 ------------------------------------------------------------------------------- In no way do we feel this chart is totally complete, but we feel its a good start for the novice or lazy hacker to quickly look up acronyms. The current acronym list is a database of Hacking, Internet, Programming, Electronics, Medical, and Government Acronyms. We will once again be constantly Updating the list from a wide variety of sources. Look for regular updates on our website at http://www.iirg.org Future Issues of the Acronym list will be made available to the Internet community free of charge. Any corporate, government, legal, or otherwise commercial usage or possession (electronic or otherwise) is strictly prohibited without written or expressed IIRG approval, and is in violation of applicable US Copyright laws. ------------------------------------------------------------------------------- $YND The Syndicate 1GL First Generation Language 2GL Second Generation Language 3GL Third Generation Language 4GL Fourth Generation Language A Ampere A Amplifier A Anarchy A Angstrom A Area A&SG Accessories and Supplies Group A/D Analog/Digital A/M Auto/Manual A/N Alphanumeric A/T Action Time AA Auto Answer AAA Abdominal Aortic Aneurysm AAA Aces of ANSI Art AAA Acute Anxiety Attack AAA Androgenic Anabolic Agent AAA ASCII Adjust After Addition AAAI American Academy of Allergy and Immunology AAAI American Association for Artificial Intelligence AAAS American Association for the Advancement of Science AAB Amazing Astrofest Bunch AAC Authorization and Access Control AAD Adjust After Division AAFH ANSI Artists From Hell AAFP American Association of Family Practice AAI Age Adjusted Incidence AAIMS Analytical Information Management System AAM ASCII Adjust After Multiplication AAMC American Association of Medical Colleges AAMOF As A Matter Of Fact AAMRS Automated Ambulatory Medical Record System AAMSI American Association for Medical Systems Informatics AAOS American Academy of Orthopedic Surgeons AAP Affirmative Action Program AAP Applications Access Point AAP Automated Accounts Payable AARN Australian Academic Research Network AARNET Australian Academic Research Network AAS Advanced Administration System AAS Advanced Automation System AAS Anabolic Androgenic Steroids AAS ASCII Adjust After Subtraction AAS Automated Accounting System AAT Average Access Time AAVD Automatic Alternate Voice Data AAX Automated Attendant Exchange AB2 Anarchy Burger ][ ABA American Bankers Association ABA American Bar Association ABATS Automated Bit Access Test System ABBR Abbreviation ABBS Apple Bulletin Board System ABC Automated Book Catalog ABC Automatic Bandwidth Control ABC Automatic Brightness Control ABCS Advanced Business Computer Systems International ABD Abdomen ABEL Advanced Boolean Expression Language ABEND Abnormal End ABEP Auditory Brainstem Evoked Potentials ABET Accreditation Board For Engineering and Technology ABF Application By Forms ABFEL Air Based Free Electron Laser ABFT Algorithm Based Fault Tolerance ABG Arterial Blood Gas ABHC Average Busy Hour Calls ABI Application Binary Interface ABIC Adaptive Bi-level Image Compression ABIG Access bus Industry Group ABIOS Advanced Basic Input/Output System ABL Airborne Laser ABLC Amphotericin B Lipid Complex ABM Automatic Batch Mixing ABMT Autologous Bone Marrow Transplantation ABNM Additive Belief Network Models ABO ABO Blood Group ABO Advanced Byte Oriented ABP Actual Block Processor ABP Arterial Blood Pressure ABR Auditory Brainstem Response ABS Absolute ABS Acute Brain Syndrome ABS Alternative Billing Service ABS Apple Business Systems ABSBH Average Busy Season Busy Hour ABSDF All Burma Students' Democratic Front ABSEES American Bibliography of Slavic and East European Studies ABT Abort ABT Abort Timer ABT Answer Back Tone ABU Application Business Unit ABUI Association of Banyan Users International ABW Actual Body Weight AC Access Control AC Adaptive Control AC Alternating Current AC Analog Computer AC/DC Alternating Current/Direct Current ACA Acyclovir ACA Adenocarcinoma ACA Adjacent Channel Attenuation ACAP Automatic Circuit Analysis Program ACARB Australian Computer Abuse Research Bureau ACAS Aeronautical Chart Automation Section ACB Access Method Control Block ACB Annoyance Call Bureau ACB Application Control Block ACB Automatic Call-Back ACC Accumulator ACC Ambulatory Care Center ACC American College of Cardiology ACC Audio Communications Controller ACCOLC Access Overload Class ACCS Automated Calling Card Service ACD Alarm Control Display ACD Anterior Chamber Diameter ACD Anti-Convulsant Drug ACD Automatic Call Distribution ACD Automatic Call Distributor ACD Autosomal Co-Dominant ACDA Automatic Call Disposition Analyzer ACDI Asynchronous Communications Device Interface ACE ACME Couriering Enterprises ACE Adrenocortical Extract ACE Advanced Composition Explorer ACE Advanced Computing Environment ACE Adverse Channel Enhancements ACE Alliance for Clean Energy ACE American Council on Education ACE Angiotensin Converting Enzyme ACE ANSI Creation Enterprise ACE Application Construction Environment ACE Arcane Corporate Elite ACE Automated Cartridge Evaluator ACE Automatic Calibration and Equalization ACE Automatic Calling Equipment ACE Automatic Computing Engine ACEDB A Caenorhabditis Elegans Database ACEE Accessory Environment Element ACES Acoustic Containerless Experiment System ACET Advisory Committee for the Elimination of Tuberculosis ACF Access Control Field ACF Administration for Children and Families ACF Advanced Communications Facility ACF Advanced Communications Function ACF Apple Communications Framework ACGIH American Conference of Governmental Industrial Hygienists ACGME Accreditation Council for Graduate Medical Education ACH Association for Computers and the Humanities ACH Automatic Clearing House ACHS Australian Council on Healthcare Standards ACI Advanced Computing Initiative ACI Asynchronous Communications Interface ACIA Asynchronous Communications Interface Adapter ACiD ANSI Creators in Demand ACIP Advisory Committee on Immunization Practice ACIS Academic Information Systems ACK Acknowledge ACK Acknowledgment ACL Access Control List ACL Advanced Computing Laboratory ACL Anterior Cruciate Ligament ACL Applied Chaos Laboratory ACL Association of Computational Linguistics ACL Automatic Cartridge Loader ACLIN Access Colorado Library and Information Network ACLS Advanced Cardiac Life Support ACM Access Control Machine ACM Association for Computing Machinery ACMOS Advanced CMOS ACMS Application Control Management System ACN Area Code Number ACOF Attendant Control of Facilities ACOT Apple Classrooms of Tomorrow ACP American College of Physicians ACP Ancillary Control Program ACP Auxiliary Control Process ACQNET Acquisitions Librarians Electronic Network ACR Abandon Call and Retry ACS Academic Computing Service ACS Access Control Set ACS Advanced Communications System ACS American Cancer Society ACS American College of Surgeons ACS Application Control Services ACS Asynchronous Communication Server ACS Australian Computer Society ACS Automatic Cartridge System ACS Automatic Clearing Houses ACS Auxiliary Core Storage ACSE Association Control Service Element ACSNET Academic Computing Services Network ACT Accumulator ACT Activity ACT Application Center for Technology ACTG AIDS Clinical Trials Group ACTH Adrenocorticotrophic Hormone ACTIS AIDS Clinical Trials Information Service ACTL Advanced Communications Technologies Laboratory ACTLU Active Logical Unit ACTPU Active Physical Unit ACTRAN Analog Computer Translator ACTS Advanced Communications Technology Satellite ACTS Automated Coin Toll Service ACTS Automated Computer Time Service ACTS Automatic Coin Telephone Service ACTS Automatic Computer Telex Service ACTU AIDS Clinical Trial Units ACU Alarm Control Unit ACU Automatic Calling Unit ACV Access Control Verification ACV Acyclovir ACV Address Control Vector ACW Alternating Continuous Waves AD Administrative Domain AD After Dark Image AD After Date AD Altered Destiny AD Application Development AD Authorized Dealers AD Average Deviation AD&D Advanced Dungeons and Dragons ADA A Programming Language ADA American Diabetes Association ADA Applied Decision Analysis ADA Automatic Data Acquisition ADABAS Adaptable Data Management System ADAP AIDS Drug Assistance Program ADAP Alzheimer's Disease Associated Protein ADAPSO Association of Data Processing Services Organizations ADAS Advanced Directory Assistance System ADB Apple Desktop Bus ADC Adaptive Data Compression ADC Advanced Development Center ADC Aid To Dependent Children ADC AIDS Defining Condition ADC Aids Dementia Complex ADC Air Data Computer ADC Analog-to-Digital Converter ADC Arithmetic Add With Carry ADC Astronomical Data Center ADCCP Advanced Data Communications Control Procedure ADCI Automatic Display Call Indicator ADD Arithmetic Addition (unsigned) ADD Attention Deficit Disorder ADD Authorized Data Distributor ADD Authorized Digital Dealers ADD Average Daily Dose ADDAR Automatic Digital Data Acquisition and Recording ADDR Address ADDS Advanced Data Dictionary System ADE Adverse Drug Event ADE Application Development Environment ADE Automated Design Engineering ADF Application Development Facility ADF Astrophysics Data Facility ADF Automatic Direction Finder ADFTO Advanced Data Flow Technology Office ADG Authorized Distributor Group ADH Anti-Diuretic Hormone ADHD Attention Deficit Hyperactivity Disorder ADI Acceptable Daily Intake ADI Aids Defining Illness ADI Automatic Direction Indicator ADIS Automatic Data Interchange System ADIX Advanced Digital Information Exchange ADL Activities of Daily Living ADL Address Data Latch ADL Automatic Data Link ADLC Advanced Data Link Controller ADM Adaptive Delta Modulation ADM Add/Drop Multiplexer ADM Admission ADM Asynchronous Disconnected Mode ADMIN Administration ADN Abbreviated Dialing Number ADONIS Automatic Digital On-Line Instrumentation System ADP Administrative Data Processing ADP Advanced Data Processing ADP Automatic Data Processing ADPC Automatic Data Processing Center ADPCM Adaptive Differential Pulse Code Modulation ADPE Automatic Data Processing Equipment ADPE Auxiliary Data Processing Equipment ADPP Automatic Data Processing Program ADPS Automatic Data Processing System ADPS Automatic Display and Plotting System ADQ Adequate ADR Acute Dystonic Reaction ADR Address ADR Address Register ADR Adverse Drug Reaction ADRAC Automatic Digital Recording and Control ADRC Alzheimer's Disease Research Center ADRS A Departmental Reporting System ADRS Address ADRT Automatic Data Recorded Transcriber ADS Accurately Defined System ADS Activity Data Sheet ADS Address Data Strobe ADS Advanced Data Systems ADS Advanced Decision Systems ADS Advanced Digital System ADS Anatomical Dead Space ADS Application Development System ADS Audio Distribution System ADS AutoCAD Development System ADS Automatic Distribution System ADS Automatic Voice System ADS Auxiliary Data System ADS/O Application Development System/On-Line ADSF Automatic Directional Solidification Furnace ADSL Asymmetrical Digital Subscriber Loop ADSP Apple Data Stream Protocol ADSP AppleTalk Data Stream Protocol ADSTP Administrative Data Systems Teleprocessing System ADT Abstract Data Type ADT Adenosine Triphosphate ADT Alternate Day Therapy ADT Application Data Types ADT Application Development Tools ADT Automatic Data Translator ADTS Automated Digital Terminal System ADU Application Definition Utility ADU Automatic Dialing Unit ADVANCE Army Data Validation and Netting Capability Establishment ADWP Application Development Without Programmers ADX Automatic Data Exchange AE Advanced Engine AE Application Engineer AE ASCII Express AEA American Electronics Association AEA Atomic Energy Authority AEC Architecture Engineering and Construction AEC At Earliest Convenience AEC Atomic Energy Commission AED ALGOL Extended Design AED Automated Engineering Design AEGIS Advanced Electronic Guidance and Instrumentation AEID Aeronautical Equipment Identification Designators AEMS Airline Economic Modeling System AEP Application Environment Profile AEP Average Evoked Potential AER Auditory Evoked Response AERG Automatic Program Generation System AERO EOS Aerosol AES Automatic Electric System AESOP An Evolutionary System For On-Line Processing AF Audio Frequency AF Auxiliary Feed AF Auxiliary Flag AFA Advanced Function Array AFACTS Automated Facilities Test System AFADS Automatic Force Adjustment Data System AFAIK As Far As I Know AFB Acid-Fast Bacilli AFB AstroFest Bunch AFBG Aortofemoral Bypass Graft AFC ANSI Factory AFC Automatic Flight Control AFC Automatic Flow Control AFC Automatic Font Change AFC Automatic Frequency Control AFD Automatic File Distribution AFE American Flight Echocardiograph AFE Amniotic Fluid Embolization AFE Apple File Exchange AFEL Advanced Free Electron Laser AFG Automatic Function Generator AFGL Air Force Geophysics Laboratory AFIPS American Federation of Information Processing Societies AFIT Air Force Institute of Technology AFITV Air Force Instrumented Test Vehicle AFK Away From Keyboard AFL Abstract Family of Languages AFL Alpha Flight AFLC Air Force Logistics Command AFM Adobe Font Manager AFM Adobe Font Metrics AFN Access Feeder Note AFO Advanced File Organization AFOSR Air Force Office of Scientific Research AFP Air Force Program AFP Alpha Feto Protein AFP Appletalk File Protocol AFR Another Foundation Release AFR Automatic Field Recognition AFS Andrew File System AFSK Automatic Frequency Shift Keying AFT Active File Table AFT Advanced Forest Technologies Program AFT Asynchronous Framing Technique AFTOMS Air Force Technical Order Management System AG Adjutant General AG/EEE Above Ground Electronic Equipment Enclosures AGA Accelerated Growth Area AGA Appropriate For Gestational Age AGC Automatic Gain Control AGD Agar Gel Diffusion AGL Acute Granulocytic Leukemia AGM African Green Monkey AGN Active Galactic Nucleus AGN Acute Glomerular Nephritis AGT Abnormal Glucose Tolerance AGTT Abnormal Glucose Tolerance Test AGVHD Acute Graft Versus Host Disease AH Ampere-Hour AHA American Heart Association AHA Arbitrary Handshake Authentication AHA Autoimmune Hemolytic Anemia AHCPR Agency for Health Care Policy and Research AHF Antihemophilic Factor AHG Antihemophilic Globulin AHIMA American Health Information Management Association AHM Ambulatory Holter Monitoring AHP Acid Hell Productions AHPL A Hardware Programming Language AI Adobe Illustrator AI Amnesty International AI Analog Input AI Artificial Intelligence AI/ES Artificial Intelligence/Expert Systems AIA Aerospace Industries Association AIA Application Integration Architecture AIA Aspirin Induced Asthma AIAA American Institute of Aeronautics and Astronautics AIC Automatic Intercept Center AICC Automatic Intercept Communications Controller AICPA American Institute of Certified Public Accountants AID Agency for International Development AID Automatic Implantable Defibrillator AIDO Automatic Identification of Outward Dialed Calls AIDS Acquired Immune Deficiency Syndrome AIDS Administrative Information Data System AIDS Apple Infected Disk Syndrome AIDS Automatic Integrated Debugging System AIG Address Indicating Groups AIHA Autoimmune Hemolytic Anemia AIIM Association for Information and Image Management AIM Acuity Index Method AIM Advanced Informatics in Medicine AIM Advanced Information Management AIM Artificial Intelligence In Medicine AIM Astrometric Interferometry AIMBE American Institute for Medical and Biologic Engineering AIME Artificial Intelligence in Medicine Europe AIMS Advanced Inventory Management System AIN Advanced Intelligence Network AIOCS Automated Industry and Occupation Coding System AIOD Automatic Identification of Outward Dialing AIP Acute Intermittent Porphyria AIP American Institute of Physics AIPS Astronomical Image Processing System AIRCON Automated Information and Reservations Computer AIRS Automatic Information Retrieval System AIS Action Item System AIS Alarm Indication Signals AIS Anesthesia Information System AIS Automatic Intercept System AISP Association of Information Systems Professionals AIT Advanced Information Technology AITRC Applied Information Technologies Research Center AIX Advanced Interactive Executive AJ Astronomical Journal AJBS Association of Japanese Business Studies AJCC American Joint Commission on Cancer AJPO ADA Joint Project Office AKA Also Known As AKS HIV Associated Kaposi's Sarcoma AL Assembly Language ALA Address Latch Attachment ALA American Lung Association ALAP AppleTalk Link Access Protocol ALAP As Late As Possible ALB Albumin ALBO Automatic Line Build Out ALC Airline Link Control ALC Assembly Language Coding ALC Automatic Level Control ALC Automatic Load Control ALD Analog Line Driver ALE Address Lifetime Expectations ALEPH Automated Library Expandable Program Hebrew University ALEX Automated Labor Exchange ALEX Automatic Login Executor ALEXIS Array of Low Energy X-Ray Imaging Sensors ALF Anti Lamers Foundation ALFE Analog Line Front End ALGOL Algorithmic Computer Language ALGOL Algorithmic Language ALI Automatic Location Identification ALIT Automatic Line Insulation Testing ALL Acute Lymphocytic Leukemia ALL Artificial Language Laboratory ALM App-Ware Loadable Module ALMMRS Automated Land And Mineral Records System ALMS Atomic Line Molecular Spectroscopy ALP Assembler Language Programming ALPO Association of Lunar and Planetary Observers ALPS Advanced Loan Processing System ALPS Associated Logic Parallel System ALPS Automated Library Processing Service ALRU Automatic Line Record Update ALS ADA Language System ALS Advanced Launch System ALS Advanced Legal Software ALS Amyotrophic Lateral Sclerosis ALS Asian Language Services ALS Automated List Service ALSEP Apollo Lunar Surface Experimental Package ALT Alternate ALT Altitude ALTE Apparent Life Threatening Event ALTEL Association of Long Distance Telephone Companies ALU Arithmetic Logic Unit AM Administrative Management AM Administrative Module AM Amplitude Modulation AM Auxiliary Module AMA Against Medical Advice AMA Automatic Message Accounting AMACS Automatic Message Accounting Collection System AMARC Automatic Message Accounting Recording Center AMASE Automatic Message Accounting Standard Entry AMAT Automatic Message Accounting Transmitter AMATPS Automatic Message Accounting Transmitter Teleprocessing System AMB Ambulate AMC Area Management Center AMC Arm Muscle Circumference AMC Automatic Message Counting AMC Automatic Modulation Control AMD Active Matrix Display AMD Advanced Micro Devices Inc AMDSB Amplitude Modulation Double Sideband AMERITECH American Information Technologies AmFAR American Foundation for AIDS Research AMI Access Method Interface AMI Acute Myocardial Infarction AMI Alternate Mark Inversion Code AMI American Microsystems Incorporated AMIA American Medical Informatics Association AMIA Australian Medical Informatics Association AMIGO Advanced Messaging In Groups AMIS Agile Manufacturing Information System AMIS Atari Message and Information System AMIS Audio Message Interface Standard AML Acute Myelogenous Leukemia AMM Area Manufacturing Manager AMOS Advanced Mortgage On-Line System AMOS Air Force Maui Optical Station AMP Ampere AMPP Advanced Materials and Processing Program AMPS Advanced Mobile Phone Service AMPS Analog Multi-Point Service AMPS Automatic Message Processing System AMR Automated Management Reports AMR Automatic Message Registering AMR Automatic Meter Reading AMRD Automatic Message Routing Device AMS Access Methods Services AMS Acute Mountain Sickness AMS Altered Mental Status AMS Andrew Message System AMS Applied Mathematical Sciences AMS Archival Management System AMSC Acquisition Management Systems Control Number AMSM Access Methods Services Macros AMSSB Audio Modulation Single Sideband AMSU Access Methods Services Utilities AMT Active Memory Technology AMT Amount AMTIC Ambient Monitoring Technology Information Center AMWI Active Message Waiting Indicator AN Aryan Nations AN Associated Number ANA Automatic Number Announcement ANC All Number Calling ANC Antenatal Clinic ANCHODD Australian National Clearinghouse on Drug Development ANCOVA Analysis of Covariance AND Bitwise Logical AND ANDF Architecture Neutral Distributed Format ANDOS All or Nothing Disclosure of Secrets ANE Anarchy 'N' Explosives ANF Automatic Number Forwarding ANG Advanced Networking Group ANI Automatic Number Identification ANIF Automatic Number Identification Failure ANL Argonne National Laboratory ANLL Acute Non-Lymphocytic Leukemia ANMP Account Network Management Program ANN Announcement Date ANOI A New Order of Intelligence ANOVA Analysis of Variance ANS American National Standard ANSI American National Standards Institute ANT Active Name Table ANU Australian National University ANV Anticipatory Nausea and Vomiting ANX Anoxia AO Acoustooptic AO Acridine Orange AO Amplifier Output AOA Abort Once Around AOA Anarchists of America AOB Alcohol On Breath AOC Automatic Output Control AOCE Apple Open Collaboration Environment AOCR Advanced Optical Character Recognition AOCS Attitude and Orbit Control System AoD Academy of Deception AODM Adult Onset Diabetes Mellitus AOI Area of Interest AOJ Add one and do not Jump AOM Area Operations Manager AOP Abnormal Operating Procedure AOS Academic Operating System AOS Add One and do not Skip AOS Add or Subtract AOS Alternate Operator Service AOS Automated Office System AOSP Automatic Operating and Scheduling Program AOSS Auxiliary Operator Service System AoT Art of Technology AOV Average Order Value AP Acquisition Plan AP Adjunct Processor AP Administrative Procedure AP Aerosolized Pentamidine AP All Points AP Applications Program AP Attached Processor APA Adaptive Packet Assembly APA All Points Addressable APACHE Acute Physiology And Chronic Health Evaluation APAR Authorized Program Analysis Report APC Advanced Professional Computer APC AMARC Protocol Converter APC Association for Progressive Communications APC Automatic Phase Control APCG Advanced Protein Crystal Growth APCUG Association of PC Users Group Summit Meeting APD Advanced Planning Division APD Angular Position Digitizer APDA Apple Programmers and Developers Association APDB Audio Visual Program Development Branch APDU Application Protocol Data Unit APE Aurora Photography Experiment APEC Automated Procedures For Engineering Consultants APF Advanced Printer Functions APF All Personal Identification Numbers Fail APF All PIN's Fail APF Application Program Function APF Authorized Program Facility APG Application Program Generator APG Automatic Priority Grouping APHA American Phreak/Hack Association APHA American Public Health Association API All Purpose Interface API American Pirate Industries API Application Program Interface APICS American Production and Inventory Control APL A Programming Language APL Algorithmic Programming Language APL Average Power Laser APM Advanced Power Management APM Ascent Particle Monitor APN Academic Position Network APO Army Post Office APOTA Automatic Positioning Telemetering Antenna APP Application APP Application Portability Profile APP Auxiliary Power Plant APPC Advanced Peer-to-Peer Communication APPC Advanced Program-to-Program Communications APPI Advanced Peer-to-Peer Internetworking APPIX Automated Part and Product Information Exchange APPN Advanced Peer-to-Peer Networking APR Alternate Path Retry APRG Automatic Program Generation System APRP Adaptive Pattern Recognition Processing APS Acute Physiology Score APS Asynchronous Protocol Specification APS Automatic Protection Switch APSE ADA Programming Support Environment APSE Application Program Support Environment APSM Automatic Patient Symptom Monitor APSS Automatic Protection Switching System APT Advanced Pirate Technology APT All Purpose Terminal APT American Phone Terrorists APT Asymmetrical Power Transfer APT Automatic Picture Transmission APT Automatically Programmed Tools APTI Air Pollution Training Institute APTS Automatic Picture Transmission System AQL Acceptance Quality Level AQS Automatic Quote System AR Address Register AR Alarm Report ARAM Analog Random Access Memory ARAP Apple Remote Access Protocol ARB Application Review Board ARC Adapter Return Code ARC Aids Related Complex ARC American Red Cross ARC Ames Research Center ARC Attached Resource Computer ARC Audio Response Controller ARC Automatic Radio Control ARC Automatic Relay Calculator ARC Automatic Remote Control ARCnet Attached Resource Computer Network ARCS Advanced Re-configurable Computer System ARCSS Arctic System Science Program ARCV Association of Really Cruel Viruses ARD Acute Respiratory Disease ARD Advanced Resources Data ARD Advanced Resources Development ARDS Adult Respiratory Distress Syndrome ARE Advanced Real Time Executive AREP Automated Reliability Estimation Program ARF Acute Renal Failure ARF Acute Respiratory Failure ARF Acute Rheumatic Fever ARF American Rehabilitation Foundation ARIA American Risk and Insurance Association ARIS Audichron Recorded Information System ARL Acceptance Reliability Level ARL Army Research Laboratory ARL Association of Research Libraries ARLL Advanced Run Length Limited ARM Advanced RISC Machine ARM Area Revenue Manager ARM Assessment of Risk and Methodologies ARM Automated Records Management ARM Automatic Reel Mounting ARM Automatic Route Management ARMIS Automated Report Management Information System ARMS Automated Records Management System ARNO Atlanta Regional Network Organization ARP Address Resolution Protocol ARP Automated Reasoning Program ARPA Advanced Research Projects Agency ARPANET Advanced Research Projects Agency Network ARPDP Association of Rehabilitation Programs in Data Processing ARQ Automated Request for Repeat ARQ Automatic Repeat Request ARQ Automatic Re-Transmission Queue ARR Accounting Rate of Return ARRL American Radio Relay League ARRS Association of Radio Reading Services ARS Acute Radiation Syndrome ARS Acute Retroviral Syndrome ARS Advance Record System ARS Agricultural Research Service ARS Alternate Route Selection ARS Automatic Route Selection ARSA Airport Radar Service Area ARSB Automated Repair Service Bureau ART Active Reference Table ART Automatic Reporting Telephone ARTCC Air Route Traffic Control Center ARTEWG ADA Runtime Environment Working Group ARTFL American Research on the Treasury of the French Language ARTI Asynchronous Receiver/Transmitter Interface ARU Audio Response Unit ARV Aids Associated Retrovirus ARV AIDS Related Virus AS Add/Subtract AS Administrative Support AS Anarchy Society AS Apple-Share AS Application Specialist AS Application System ASA Acetylsalicylic Acid ASA American Society of Anesthesiologists ASA American Standards Association ASAD Advanced Structured Analysis and Design ASAP As Soon As Possible ASB Automatic Speed Buffering ASC Accredited Standards Committee ASC Advanced Scientific Computer ASC Altered States of Consciousness ASC American Satellite Company ASC American Society for Cybernetics ASC Automatic Selectivity Control ASC Automatic Synchronized Control ASC Average System Content ASC Average System Cost ASCC Automatic Sequence Controlled Calculator ASCE American Society of Civil Engineers ASCII American Standard Code for Information Interchange ASCLA Association of Specialized and Cooperative Library Agencies ASCVD Arteriosclerotic Coronary Vascular Disease ASD Advanced Semiconductor Development ASD Affective Spectrum Disorder ASD Atrial Septal Defect ASD Automatic Synchronized Discriminator ASDSP Application Specific Digital Signal Processor ASE Application Service Element ASEDA Aboriginal Studies Electronic Data Archive ASEDD Arizona State Economic Development Database ASEM Assembly of Station by Extravehicular Activity Methods ASG Automated Sciences Group ASHD Arteriosclerotic Heart Disease ASHE Association for the Study of Higher Education ASI Addiction Severity Index ASI Automatic System Installation ASIA American Spinal Injury Association ASIC Application Specific Integrated Circuit ASIC Application System Information Center ASID Access/Synchronization of the Internet Directories ASID Address Space Identifier ASIEP Autism Screening Instrument for Educational Planning ASIM American Society of Internal Medicine ASIS ADA Semantic Interface Specification ASIS American Society for Industrial Security ASIT Advanced Security and Identification Technology ASK Akademische Software Kooperation ASK Amplitude Shift-Keying ASK Automatic Shift-Keying ASL Adaptive Speed Leveling ASL American Sign Language ASL Available Space List ASLT Advanced Solid Logic Technology ASM Address Space Manager ASM Allocation Strategy Module ASM Analog Subscriber Module ASM Assembler ASM Assembler Language File ASM Assembly ASM Association of Systems Management ASM Auxiliary Storage Manager ASME American Society of Mechanical Engineers ASMP Asymmetrical Multi-Processing ASN Abstract Syntax Notation ASN Autonomous System Numbers ASN Average Sample Number ASO Aids Service Organization ASOC Administrative Service Oversight Center ASP Aggregated Switch Procurement ASP Amplified Sequence Polymorphisms ASP AppleTalk Session Protocol ASP Archival Storage Protector ASP Asynchronous Protocol ASP Attached Support Processor ASP Attitude Sensor Package ASP Automatic Switching Panel ASP Auxiliary Storage Pool ASPE Assistant Secretary for Planning and Evaluation ASPEN Automated Speech Exchange Network ASPEN Automatic System for Performance Evaluation of the Network ASPI Advanced SCSI Programming Interface ASPS Advanced Signal Processing System ASR Access Service Request ASR Automatic Send and Receive ASR Automatic Speech Recognition ASR Auxiliary Storage Restore ASSET Asset Source for Software Engineering Technology ASSP Application Specific Standard Part AST Active Segment Table AST Applied System Technology AST Astronomy Team AST Atlantic Standard Time ASTEX Automated Storage Expert ASTM American Society for Testing and Materials ASV American Standard Version ASV Automatic Self Verification ASV Average System Value ASW Application Software AT Acceptance Test AT Access Tandem AT Advanced Technology AT Automatic Ticketing AT&T American Telephone and Telegraph Company ATA Airport Traffic Area ATA Ambulatory Treatment Area ATA American Technocratic Association ATA AT Attachment ATA Aurintricarboxylic Acid ATA Automatic Trouble Analysis ATB All Trunks Busy ATC Applied Technology Council ATC Around The Clock ATC Automatic Transmission Control ATCC American Type Culture Collection ATCP AppleTalk Control Protocol ATCRB Air-Traffic Control Radar Beacon ATD Air Transport Division ATD Authorized Terminal Distributor ATDI Assistive Technology Database Interface ATDM Asynchronous Time Division Multiplexing ATDP Attention Dial Pulse ATDRS Advanced Tracking and Data Relay Satellite ATDT Attention Dial Tone ATE ADA Training Environment ATE Automated Test Equipment ATEC Average Total Episode Cost ATG Advanced Technology Group ATH Abbreviated Trouble History ATH Attention Hang-Up ATI Activist's Times Incorporated ATI Automatic Test Inhibit ATICS Automated Toll Integrity Checking System ATIS Automatic Terminal Information Service ATIS Automatic Transmitter Identification System ATK Andrew Toolkit ATL Automated Tape Library ATLAS Atmospheric Laboratory for Applications and Science ATLS Automated Trade Library Service ATM Adobe Type Manager ATM Advanced Transmission Method ATM Asynchronous Transfer Mode ATM Automated Teller Machine ATMI Acute Transmural Myocardial Infarction ATMS Administrative Terminal Management System ATMS Advanced Technical Management System ATMS Automated Trunk Measurement System ATMS Automatic Transmission Measuring System ATN Attention ATN Automated Test Network ATNA Annual Training Needs Assessment ATO Abort-To-Orbit ATOS Air Traffic Operations Service ATOS Automated Technical Order System ATP Acceptance Test Procedure ATP All Tests Pass ATP AppleTalk Transaction Protocol ATP Available to Promise ATPG Automatic Test Program Generation ATR Advanced Technology Printing ATR Advanced Test Reactor ATR Alternate Trunk Routing ATR Automatic Terminal Recognition ATRS Automated Trouble Reporting System ATS Administrative Terminal System ATS American Thoracic Society ATS Apple Terminal Services ATS Automated Telemetry System ATS Automatic Test System ATSE Application Timesharing Software Engineering ATT Advanced Transport Telematics ATTC Automatic Test and Control Circuit ATTC Automatic Transmission Test and Control Circuit ATTIC Alternative Treatment Technology Information Center ATTIS American Telephone and Telegraph Information Systems ATTIS AT&T Information System ATTN Attention ATU Awaiting Trial Unit ATV Advanced Television AUDIT Automated Data Input Terminal AUDIX Audio Information Exchange AUI Attachment Unit Interface AUIC Area Under The Inhibition Vs Time Curve AUL Acute Undifferentiated Leukemia AULS Atlantic Union List of Serials AUP Acceptable Use Policy AUP Access Unit Port AURA Association of Universities for Research in Astronomy AUSSAT Australian Communication Satellite AUTODIN Automatic Digital Network AUTOVON Automatic Voice network AUV Autonomous Underwater Vehicle AUX Auxiliary File AUXF Auxiliary Frame AVA Audio-Visual Authoring AVC Audio-Visual Connection AVD Alternate Voice Data AVE Automatic Volume Expansion AVEU AIDS Vaccine Evaluation Units AVG Avengers AVI Audio-Visual Interleaved AVK Audio-Visual Kernel AVLHL Always Very Lubricated Happy Lemmings AVM Arteriovenous Malformation AVR Automatic Volume Recognition AVS Application Visualization System AVT Architecture Verification Test AVT Audio Video Transport AWA Anti-Warez Association AWA Arabs With Attitude AWACS Airborne Warnings And Control Systems AWoL Artists With Out Loyalty AWP Average Wholesale Price AWST Aviation Week and Space Technology AWTG Atomic Weapons Training Group AX Architecture Extended AX Automatic Transmission AXAF Advanced X-Ray Astrophysics Facility AXAFI Advanced X-Ray Astrophysics Facility Imager AZT Azathioprine AZT Azidothymidine AZT Zidovudine B Binary B Bit B Blank B Block B/L Backlog B4N Bye For Now B6ZS Bipolar with 6 Zero Substitution B911 Basic 911 BA Binary Add BAC Binary Asymmetrical Channel BAC Biotechnology Advisory Committee BAC Blood Alcohol Concentration BAC By Any Chance BACE Basic Automatic Checkout Equipment BACT Best Available Control Technology BAD Bitchin' ANSI Design BAD BBS'ers Against Dweebs BAD Bipolar Affective Disorder BAD Broken As Designed BADC Binary Asymmetric Dependent Channel BAEP Brainstem Auditory Evoked Potential BAER Brainstem Auditory Evoked Response BAGS Bristol's Anti-Gay Society BAI Bank Administration Institute BAK Backup BAK Binary Adaptation Kit BAL Balance BAL Basic Assembly Language BAL Blood Alcohol Level BAM Basic Access Method BAM Boyan Action Module BAMAF Bellcore AMA Format BAMF Bad Assed Mother Fucker BAMP Build Ada Main Program BANCS Bell Administrative Network Communications System BAP Band Amplitude Product BAP Basic Assembly Program BAP Benefits Analysis Program BAPCO Bellsouth Advertising & Publishing Company BAR Buffer Address Register BAREPP Bay Area Earthquake Preparedness Project BARRnet Bay Area Regional Research Network BAS Basic Language BAS Basic Language File BAS Basic Source Code BASC Bad Austrian Swapping Crew BASE Bank America Systems Engineering BASIC Bank Automated Service Information Center BASIC Basic Automatic Stored Instruction Computer BASIC Beginner's All-purpose Symbolic Instruction Code BAT Batch File BAT Batch Processing BAT Best Available Technology BAT Blood Alcohol Test BB Bad Brains BBA Budget By Account BBB Blood Brain Barrier BBB Bundle Branch Block BBBBS Badboy's Better Bulletin Board System BBD Beethoven Bibliography Database BBFN Bye, Bye For Now BBL Bibliographic File BBM Break Before Make BBR Burnt Beyond Repair BBRC Brazilian Bioinformatics Resource Center BBRD Broadband Radiation Detector BBS Bulletin Board System BBT Basal Body Temperature BBU Battery Backup BBXRT Broad Band X-Ray Telescope BC Binary Code BC Broadcast Control BCAA Branched Chain Amino Acids BCC Basal Cell Carcinoma BCC Bilbo's Cracking Club BCC Blind Carbon Copy BCC Block Check Character BCC Blocked Call Cleared BCC Boys from Company C BCCD Buried Channel Charge-Coupled Devices BCD Barcode Decal BCD Binary Coded Decimal BCD Blocked Call Delayed BCDF Bcell Differentiation Factor BCDIC Binary Coded Decimal Interchange Code BCFSK Binary Coded Frequency Shift Keying BCG Bacillus Callmette Guerin BCG Business Center Group BCI Binary Coded Information BCI Broadcast Interference BCL Batch Command Language BCL Biomedical Computer Laboratory BCM Basic Capability Module BCM Basic Control Monitor BCM Body Cell Mass BCMSV Brotherton Collection Manuscript Verse BCNU Be Seeing You BCO Binary Coded Octal BCP Binary Communications Protocol BCP Birth Control Pills BCP Broadband Communications Product BCP Bulk Copy Program BCP Byte Control Protocol BCPL Basic Combined Programming Language BCPL Bootstrap Combined Programming Language BCR Bell Communications Research BCR Breakpoint Cluster Region BCR Business Card Reader BCR Byte Count Register BCRI Baltimore Community Research Initiative BCRT Bright Cathode Ray Tube BCS Batch Change Supplement BCS Battered Child Syndrome BCS Binary Compatibility Standard BCS Boston Computer Society BCS British Computer Society BCS Business Communication Systems BCU Baseline Control Unit BCU Binary Counting Unit BCU Block Control Unit BCUG Bristol Commodore Users Group BCUG Bristol Computer Users Group BCW Buffer Control Ward BD Binary Decoder BD Binary Divide BD Binary to Decimal BDA Birthday BDAM Basic Direct Access Method BDC Binary Decimal Counter BDC Boston Development Center BDC Breakdown Demo Crew BDCS Broadband Digital Cross-Connect System BDD Binary To Decimal Decoder BDES Batch Data Exchange Services BDF Binary Distribution Format BDL Below Detectable Limits BDOS Basic Disk Operating System BDP Business Data Processing BDS Basic Data Service BDS Bio-reactor Demonstration System BDS Black Dragon Society BDT Base de Dados Tropical BDT Billing Data Transmitter BDT Bulk Data Transfer BDU Basic Display Unit BE Band Elimination BE Base Excess BE Below Or Equal BEC Bus Extension Card BED Bus Extension Driver BEE Basal Energy Expenditure BEF Band Elimination Filter BELLCORE Bell Communications Research BEN Botanical Electronic News BEP Brainstem Evoked Potential BER Basic Encoding Rules BER Bit Error Rate BER Bus Extension Receiver BERT Bit Error Rate Test BETRS Basic Exchange Telecommunications Radio Service BEX Broadband Exchange BF Bad Flag BF Biofeedback BF Brought Forward BFA Baby For Adoption BFO Beat Frequency Oscillator BFP Biologic False Positive BFT Binary File Transfer BFTP Batch FTP BG/EEE Below Ground Electronic Equipment Enclosures BGE Branch If Greater Or Equal BGI Borland Graphic Interface BGID Project Big Ideas Forum BGP Border Gateway Protocol BGR Brotherhood of Gods and Retards BGT Branch If Greater Than BGU Business Graphics Utility BH Black Hole BH Block Handler BH Busy Hour BHC Busy Hour Calls BHCA Busy Hour Call Attempts BHI Branch If Higher BHIS Branch If Higher Or Same BHR Block Handling Routine BHS Black Hand Society BI Backplane Interconnect or Beginning Inventory BI Binary Input BIA Bio-electrical Impedance Analysis BIB Bibliography BICU Bus Interface Control Unit BIFF Binary Interchange File Format BIL Bilateral BIM Basic Industry Marketing BIM Beginning of Information Marker BIMDA Bio-processing with the Materials Dispersion Apparatus BIMS Business Inventory Management System BIN Baylor Information Network BIN Binary BIN Overlay BINAC Binary Automatic Computer BIND Berkeley Internet Name Domain BIOS Basic Input Output System BIOYIOP Blow It Out Your Input Output Port BIPCO Built-In-Place Components BIPED Business Education for the Disabled BIR BITNET Institutional Representative BIR Bus Interface Register BIRS Basic Indexing and Retrieval System BIS Business Information System BISAM Basic Indexed Sequential Access Method BISDN Broadband Integrated Services Digital Network BISP Business Information System Program BISYN Binary Synchronous Control protocol BIT Binary Digit BITO Built-in Test Objectives BIT Built-in Testing BIT Business Information Terminal BITE Body Image Test Estimate BITN Bilateral Iterative Network BITNET Because It's Time Network BITNIC BITNET Network Information Center BITNIS Batch BITNET/Internet BITS Biotechnology Information Toolkit Software BIV Bovine Immunodeficiency-like Virus BIVAR Bi-variant Function Generator BIX Byte Information Exchange BJF Batch Job Foreground BJM Between Job Monitor BJS Bureau of Justice Statistics BK Because BK! Backup BKN Broken BKSP Backspace BL Backlit BL Blank BLAB Biomedical Library Acquisitions Bulletin BLAH Big Long and Hairy BLAISE British Library Automated Information Service BLAST Battlefield Laser Acquisition Sensor Test BLAST Blocked Asynchronous Transmission BLC Boston Library Consortium BLE Branch If Less Or Equal BLERT Block Error Rate Test BLF Bubble Lattice File BLF Busy Line Field BLI Blitz BLK Block BLKSZE Block Size BLL Blood Lead Levels BLNK Blank BLOB Binary Large Object BLOPS Billion Floating Point Instructions Per Second BLOS Branch If Lower Or Same BLOT Black Out BLS Basic Life Support BLS Business Listing Service BLT Basic Language Translator BLT Block Transfer BLU Basic Link Unit BLU Basic Logic Unit BLV Bovine Leukemia Virus BLV Busy Line Verification BM Basal Metabolism BM Buffer Module BMA Bone Marrow Aspirate BMAS Business Management Accounting System BMAX Backward Maximum Spanning Rules BMC Basic Monthly Charge BMC Basic Multiplexor Channel BMD Batch Mode Display BMD Biomedical BMD Bone Mineral Density BMEWS Ballistic Missile Early Warning System BMI Batch Mode Input BMI Body Mass Index BMI Branch If Minus BMIC Bus Master Interface Chip BMO Ballistic Missile Office BMO Birth Month BMP Batch Message Processing Program BMP Best Management Practice BMP Bitmap Graphics BMP Bit-Mapped BMR Basal Metabolic Rate BMR Batch Mode Release BMS Basic Mapping Support BMT Bilateral Myringotomy and Tubes BMT Bone Marrow Transplantation BMU Basic Measurement Unit BMWG Benchmarking Working Group BN Binary Number BNE Branch If Not Equal BNF BackusNaur Form BNG Branch No Group BNL Brookhaven National Laboratory BNN Boundary Network Node BNR Bell National Research BNS Billed Number Screening BNS Binary Number System BNU Basic Networking Utilities BO Beat Oscillator BOA Bill of Aggregation BOA Blanket Order Agreement BOB Break-Out Box BOC Bell Operating Company BOD Board of Directors BOF Beginning of File BOI Branch Output Interrupt BOING Bio-Oriented Internet Gophers BOIP Basis of Issue Plan BOIS Business Office Information Systems BOLD Bibliographic On-Line Display BOM Basic Operating Monitor BOM Beginning of Message BOM Bill of Materials BOM Bureau of Mines BOMP Bill of Materials Processor BOO Bill of Organization BOOTP Bootstrap Protocol BOP Binary Oriented Protocol BOP Binary Output Program BOP Byte Oriented Protocol BOR Basic Output Report BORAM Block Oriented Random Access Memory BORSCHT Battery, Overvoltage, Ringing, Supervision, Coding, Hybrid, Test BOS Background Operating System BOS Basic Operating System BOS Blades Of Steel BOS Branch Office System BOS Business and Office Systems BOS Business Office Supervisor BOSE Business and Office Systems Engineering BOSI Body of Safety Information BOSS Billing and Order Support System BOSS Business Oriented Software System BOT Beginning Of Tape BOT Bit Optimization Query Technology BOTE Brothers of the Eye BOV Beginning of Volume BOW Best Of the Worst BoW Brotherhood Of Warez BP Batch Processing BPA Burst Promoting Activity BPAM Basic Partitioned Access Method BPB BIOS Parameter Block BPCS Business Planning and Control System BPE Basic Programming Extensions BPH Benign Prostatic Hypertrophy BPHC Bureau of Primary Health Care BPI Bits Per Inch BPi Blacklisting People inc. BPL Beta Propriolactone BPL Branch If Plus BPM Base Product Marketing BPM Batch Processing Monitor BPM Beats Per Minute BPM Breaths per Minute BPM Business Planning Manager BPN Comstar Business Plan BPOC Bell Point Of Contact BPP Bits-per-Pixel BPS Basic Programming System bps Bits Per Second BPSK Binary PhaseShift Keying BPSS Basic Packet Switching Service BQS Berkeley Quality Software BR Base Register BR Break Request BRADS Business Report Application Development System (IBM) BRATS Business Residence Account Tracking System BRB Be Right Back BRB Bright Red Blood BRC Branch Conditional BRCS Business Residence Customer Service BRD Binary Read BRFSS Behavioral Risk Factor Surveillance System BRG Baud Rate Generator BRG Business Research Group BRI Basic Rate Interface BRIC Biological Research In Canisters BRM Basic Remote Module BRM Biologic Response Modifier BRP Blade Runner Productions BRS Bibliographic Research Service BRS Bibliographic Retrieval Service BRS Big Red Switch BRS Break Request Signal BRTA Business Responds to AIDS BRTP Biomedical Research Technology Program BRU Branch Unconditional BS Backspace BS Banded Signaling BS Branch Standard BS Broadcast Satellite BS Business System BSA Balance Sheet Account BSA Basic Service Arrangements BSA Business Software Association BSAC Biotechnology Science Advisory Committee BSAM Basic Sequential Access Method BSB British Satellite Broadcasting BSBH Busy Season Busy Hour BSC Binary Symmetric Channel BSC Binary Synchronous Communication BSC Boyan Script File BSC Business Service Center BSCM Bi-Synchronous Communications Module BSD Berkeley Software Distribution BSD Berkeley Standard Distribution BSD Berkeley System Distribution BSDC Binary Symmetric Dependent Channel BSE Basic Service Elements BSE Breast Self Exam BSEP Brainstem Evoked Potential BSER Brainstem Evoked Response BSF Bell Shock Force BSF Bit Scan Forward BSL Bio-Safety Level BSL Blood Sugar Level BSN BackEnd Storage Network BSOC Bell Systems Operating Company BSP Bell Systems Practice BSP Business Systems Planning BSR Bit Scan Reverse BSR Bureau of Standards Review BSRFS Bell System Reference Frequency Standard BST Basic Services Terminal BST Beam Switching Tube BSTJ Bell Systems Technical Journal BSU Bowie State University BSV BASIC Graphics File BSWAP Byte Swap BSY Busy BSYNC Binary Synchronous Communications BT Bit Test BT BiTronics BT Bus Terminator BTA But Then Again BTAG Biological Technical Assistance Group BTAM Basic Telecommunications Access Message BTAM Basic Telecommunications Access Method BTAM Basic Terminal Access Method BTC Bit Test and Complement BTD Binary To Decimal BTDL Basic Transient Diode Logic BTL Beginning Tape Label BTL Bell Telephone Laboratories BTL Bilateral Tubal Ligation BTN Billing Telephone Number BTP Batch Transfer Program BTS Batch Terminal Simulator BTS Burster Trimmer Stacker BTSOOM Beats The Shit Out Of Me BTSP Bootstrap BTSS Basic Time Sharing System BTU Basic Transmission Unit BTU British Thermal Unit BTW By The Way BUF Buffer BUFA Baby Up For Adoption BUIC Back Up Interceptor Control BUS Basic Utility System BVA Billing Validation Application BVAPP Billing Verification and Authorization for Payment Process BVC Billing Validation Center BVCP Banyan Vines Control Protocol BVN Banned Vision BVS Basic Voice Service BW Bandwidth BWM Block Write Mode BWM Broadcast Warning Message BWOD Bandwidth On Demand BWQ Buzz Word Quotient BWS Battered Woman Syndrome BWT Broadcast Warning TWX BWTS Band-Width Test Set BYKT But You Knew That BYKTA But You Knew That Already BYR Year of Birth BYTE Binary Element String C C Source Code File C Carding C Celsius C Centigrade or Celsius C Committee C&ISM Consultant and Information Systems Marketing Group C&T Chips and Technologies C/D Control Data C/P Clindamycin/Primaquine CA Cable CA Cellular Automata CA Change Accumulation CA Channel Adapter CA Computer Algebra CA Computer Aided CA Cooperative Agreement CAA Chaotic ANSI Artists CAAA Clean Air Act Amendments CAB Coronary Artery Bypass CABG Coronary Artery Bypass Graft CABS Carrier Access Billing System CAC Calling Card Authorization Center CAC Carrier Access Code CAC Circuit Administration Center CAC Customer Administration Center CACM Communications of the Association for Computing Machinery CACTUS Capital Area Central Texas Unix Society CAD Computer Aided Design CAD Computer Aided Dispatch CAD Computer Aided Drafting CAD Coronary Artery Disease CAD Corrective Action Design CADC Computer Aided Design Center CADD Computer Aided Design and Drafting CADL CAD-Key Advanced Design Language CADV Combined Alternate Data/Voice CAE Cerebral Air Embolism CAE Chaotic ANSI Experience CAE Common Applications Environment CAE Computer Aided Education CAE Computer Aided Engineering CAEDS Computer Aided Engineering Design System CAEM Computer Aided Engineering and Manufacturing CAEPR Center for Aboriginal Economic Policy Research CAERS Computer Aided Emergency Response Team CAF Call Attachment Facility CAF Computers and Academic Freedom CAFD Controllers Automatic Message Accounting Format Description CAFE Corporate Average Fuel Economy CAFM Computer Aided Facilities Management CAG Column Address Generator CAH Chronic Active Hepatitis CAI Call Assembly Index CAI Career Assessment Inventory CAI Computer Aided Industry CAI Computer Assisted Instruction CAIN Computerized AIDS Information Network CAIS Collocated Automatic Intercept System CAL Computer Assisted Learning CALC Computer Assisted Learning Center CALD Chronic Active Liver Disease CALI Computer Aided Legal Instruction CALL Canadian Academic Law Libraries CALMIT Center for Advanced Land Management Information Technologies CALRS Centralized Automatic Loop Reporting System CALS Computer Aided Acquisition and Logistics CAM Common Access Method CAM Computer Aided Manufacturing CAM Computer Aided Management CAM Content Addressable Memory CAM Control Administration Module CAMA Centralized Automatic Message Accounting CAMAC Computer Automated Measurement And Control CAMIS Center for Advanced Medical Informatics at Stanford CAN Campus Area Network CAN CFIDS Activation Network CANDA Computer Assisted New Drug Applications CANSIM Canadian Socio-Economic Time Series Database Cap Capacity CAP College of American Pathologists CAP Communication Application Platform CAP Complex Autonomous Payload CAP Comprehensive AIDS Program CAP Computer Aided Publishing CAPD Computing to Assist Persons With Disabilities CAPL Capillary Pump Loop Experiment CAPP California Academic Partnership Program CAPP Computer Aided Process Planning CAPS Cassette Programming System CAPS Center for AIDS Prevention Studies CAPTAI Character and Pattern Telephone Access Information CAPTAIN Character and Pattern Telephone Access Information Network CAQ Certificate of Added Qualafications CAQ Computer Aided Quality Assurance CAR Check Authorization Record CAR Computer Access and Retrieval CAR Computer Aided Retrieval CAR Control Advisory Release CAR Coordinated Assessment and Referral CARE Ryan White Comprehensive AIDS Resources Emergency Act CARL Colorado Alliance of Research Libraries CAROT Centralized Automatic Reporting of Trunks CAROT Centralized Automatic Reporting On Trunks CART Classification and Regression Trees CAS California Academy of Sciences CAS Circuit Associated Signaling CAS Column Address Strobe CAS Communicating Application Specification CAS Computer Aided Styling CAS Computerized Autodial System CAS Customer Administrative Services CASCADE Compact and Scalable Dedicated Ethernet CASE Computer Aided Software Engineering CASHE College Aide Sources for Higher Education CASL Crosstalk Application Scripting Language CASS Computer Assisted Search Service CASSIS Classification and Search Support Information System CAT Catalog File CAT Common Authentication Technology CAT Computed Axial Tomography CAT Computer Aided Test CAT Computer Aided Transcription CAT Computer Assisted Testing CAT Computer Assisted Typesetter CAT Concatenate CAT Craft Access Terminal CATLAS Centralized Automatic Trouble Locating & Analysis System CATNIP Common Architecture for Next Generation IP CATS Computer Assisted Training System CATV Community Antenna System Television CAU Computer Anarchists Underground CAU Controlled Access Unit CAV Constant Angular Velocity CAVU Ceiling and Visibility Unlimited CAW Channel Address Word CAX Community Automatic Exchange CBBS Computerized Bulletin Board Service CBBS Computerized Bulletin Board System CBC Canadian Broadcasting Corporation CBC Cipher Block Chaining CBC Complete Blood Count CBCP Callback Control Protocol CBCT Customer Bank Communications Terminal CBE Certified Banyan Engineer CBE Computer Based Education CBE Consulting Business Essentials CBG Color Business Graphics CBI Compound Batch Identification CBI Computer Based Instruction CBI Crossbar Interface CBIPO Custom Built Installation Process Offering CBJ Core Based Join Multicasting CBL COBOL File CBL Computer Based Learning CBL Cord Blood Lymphocytes CBM Commodore Business Machines CBMS Computer Based Mail System CBMS Computer Based Message System CBO Community Based Organizations CBPXI Computer Private Branch Exchange Interface CBR Case Based Reasoning CBR Computer Based Reference CBS Certified Banyan Specialist CBS Chronic Brain Syndrome CBS Common Bom System CBS Cross-Bar Switching CBT Cognitive Behavioral Therapy CBT Computer Based Terminal CBT Computer Based Training CBT Computerized Body Tomography CBT Core Based Tree Multicasting CBW Chemical and Biological Warfare CBW Convert Byte-to-Word CBX Computer Controlled Branch Exchange CBX Computerized Branch Exchange CBX Computerized Business Exchange CBX Computerized Private Branch Exchange CBX Cybrix CC Calling Card CC Carbon Copy CC Card Column CC Carriage Control CC Center Conductor CC Central Computer CC Central Control CC Closed Circuit CC Cluster Controller CC Command Chain CC Common Control CC Condition Code CC Connection Confirm CC Cost Center CC Country Code CC Courtesy Copy CC Credit Card CC Cryptic Criminals CC# Credit Card # CCA Common Communications Adapter CCA Common Cryptographic Architecture CCA Computer Content Architecture CCAFS Cape Canaveral Air Force Station CCAT Center for Computer Analysis of Texts CCB Channel Control Block CCC Central Computing Committee CCC Central Control Complex CCC Change and Configuration Control CCC Change Configuration Control CCC Chaos Computer Club CCC Chaos Cyber Creators CCC Clear Channel Capability CCC Community Computer Center CCC Computer Control Center CCCA Campus Computer Communication Association CCD Central Computing Division CCD Charge Coupled Device CCD Complementary Coded Decimal CCD Computer Controlled Display CCD Customer Configuration Document CCDN Corporate Consolidated Data Network CCEP Commercial Communications Endorsement Program CCF Central Computing Facility CCF Communications Control Field CCF Controller Communications Facility CCH Channel Check Handler CCH Connections per Circuit per Hour CCHS Cylinder, Cylinder, Head, Sector CCI Computer Carrier Interrupt CCI Corrected Count Increment CCi Cyber Crime International CCIP Continuously Computed Impact Point CCIR Comite Consultif Internationale des Radio Communications CCIRN Coordinating Committee for Intercontinental Research Networks CCIS Common Channel Interoffice Signaling CCITT Committee Consultif Internationale Telegraph et Telephonie CCL Common Carrier Line CCL Communications Control Language CCL Console Command Language CCLP Common Carrier Line Pool CCM Communications Control Mode CCM Customer Control Management CCN Center for Civic Networking CCNC Common Channel Network Controller CCNC Computer Communications Network Center CCOO Comprehensive Cost of Ownership CCP Call Control Part CCP Certificate in Computer Programming CCP Certified Computer Programmer CCP Character Controlled Protocol CCP Character Count Protocol CCP Compression Control Protocol CCP Console Command Processor CCPT Controller Creation Parameter Table CCR Central Control Room CCR Clock Configuration Register CCR Customer Controlled Reconfiguration CCRIS Chemical Carcinogenesis Research Information System CCRP Continuously Computed Release Point CCRx Convergent Combination Therapy CCS Calling Card Service CCS Common Channel Signaling CCS Common Command Set CCS Common Communications Support CCS Community Case Services CCS Component Cooling System CCS Continuous Commercial Service CCS Conversational Compiling System CCS Hundred Call Seconds CCSA Common Central Switching Arrangement CCSG Children's Cancer Study Group CCSO Computing and Communications Services Office CCSS Commodity Command Standard System CCSS Common Channel Signaling System CCT Central Control Terminal CCT Cumulative Cycle Time CCT Custom Computer Technology CCTA Central Computer and Telecommunications Agency CCTAC Computer Communications Trouble Analysis Center CCTG California Collaborative Treatment Group CCTS Current Cites CCTV Closed Circuit Television CCU Central Control Unit CCU COLT Computer Unit CCU Communications Control Unit CCU Coronary Care Unit CCUTF Corrupt Computer Underground Taskforce CCV Calling Card Validation CCW Cancer Control Window CCW Channel Command Word CCW Counter Clockwise CD Card CD Cluster of Differentiation CD Collision Detection CD Color Display CD Compact Disc CDA Call Data Accumulator CDA Children of Deaf Adults CDA Coin Detection and Announcement CDA Compound Document Architecture CDA Crash Dump Analyzer CDAR Customer Dialed Account Recording CDC Calculated Date of Confinement CDC Center For Disease Control CDC Clark Development Company CDC Code Directing Character CDC Consensus Development Conference Reports CDC Control Data Corporation CDC Cult of the Dead Cat (Virus) CDC Cult of the Dead Cow (Text) CDCCP Control Data Communications Control Procedure CDCE Central Data Conversion Equipment CDCF Cumulative Discounted Cash Flow CDD Common Data Dictionary CDDA Compact Disc Digital Audio CDDI Copper Distributed Data Interface CDE CAD-key Dynamic Extension CDE Certified Data Educator CDE Common Desktop Environment CDE Complex Data Entry CDE Cooperative Development Environment CDER Center for Drug Evaluation and Research CDF Comma Delimited Format CDF Communications Data Field CDF Context Dependent File CDFI Color Duplex Flow Imaging CDH Command and Data Handling CDH Congenital Dislocation of the Hip CDI Circle Digit Identification CDI Collector Diffused Isolation CDI Comprehensive Dissertation Index CDI Connected Line Identification CDI Compact Disc Interactive CDL Computer Description Language CDL Computer Design Language CDM Content Data Model CDMA Code Division Multiple Access CDMO Compact Disc Magnet to Optical CDN Consortium Data Network cDNA Complementary DNA CDO Community Dial Office CDOS Concurrent Disk Operating System CDP Career Development Program CDP Certificate in Data Processing CDP Certified Data Processor CDP Communication Data Processor CDP Continuous Distending Pressure CDPD Cellular Digital Packet Data CDPR Customer Dial Pulse Receiver CDR Call Detail Recording CDR Call Dial Rerouting CDR Call Dial Routing CDR Card Reader CDR Commander CDR Compact Disk Reader CDR Complimentarily Determining Region CDR Conceptual Design Report CDR Continuing Disability Review CDR Critical Design Review CDR Compact Disc Recordable CDRDx Compact Disc Read Only Memory Data Exchange Standard CDRL Contract Data Requirements List CDRM Cross Domain Resource Manager CDROM Compact Disc Read Only Memory CDRTOS Compact Disc Real Time Operating System CDS Central Directory Server CDS Centralized Data System CDS Circuit Design System CDS Compliance Data System CDS Craft Dispatch System CDS Current Directory Structure CDSC Communicable Disease Surveillance Center CDT Call Data Transmitter CDT Control Data Terminal CDTS Centralized Digital Telecommunications System CDU Central Display Unit CDU Chemical Dependency Unit CDU Control Display Unit CDUGD Computer Down Under Ground Digest CDV Compact Disc Video CDWO Compact Disc Write Once CDX Compound Index File CDXA Compact Disc Extended Architecture CE Cache Enable CE Categorical Exclusion CE Channel End CE Chemical Engineer CE Chief Engineer CE Collision Elimination CE Computer Engineer CE Continuing Education CE Customer Engineer CEA Carcinoembryonic Antigen CEAM Center for Exposure Assessment Modeling CEB Communications Engineering Branch CEBAFI Continuous Electron Beam Acceleration Facility CEBV Chronic Epstein-Barr Virus CECM Center for Experimental and Constructive Mathematics CECP County Extended Code Page CEDAR Coupling Energetics and Dynamics of Atmospheric Regions CEES Center for Environmental and Estuarine Studies CEF Cable Entrance Facility CEFMS Corps of Engineers Financial Management System CEG Continuous Edge Graphics CEGL Cause Effect Graph Language CEI Comparably Efficient Interconnection CEI Compliance Evaluation Inspection CEI Computer Extended Instruction CEI Conducted Electromagnetic Interference CEMS Cooperative Extension Management System CEN Centaur CENET Cornell Extension Network CEO Chief Executive Officer CEO Comprehensive Electronic Office CEO Computer Enhancement Option CEP Circular Error Probability CEP Cognitive Evoked Potential CEP Corporate Electronic Publishing CEP Countercurrent Electrophoresis CEPA Civil Engineering Programming Applications CEPIS Council of European Professional Informatics Societies CER Conditioned Emotional Response CERF Cooperative Extension Reference File CERFNET California Education and Research Federation Network CERI Center for Environmental Research Information CERRO Central European Regional Research Organization CERT Certified Order CERT Computer Emergency Response Team CES Computer Election Systems CESD Composite External Symbol Dictionary CESD Center for Epidemiologic Studies Depression Scale CESNET Czech Educational and Scientific Network CET Council for Educational Technology CETA Crew and Equipment Translation Aid CETH Center for Electronic Texts in the Humanities CETI Continuously Executing Transfer Interface CETS Computer and Educational Technology Services CEV Control Environmental Vault CEV Controlled Environment Vault CF Carry Flag CF Carry Forward CF Central File CF Certainty Factor CF Coin First CF Conversion Factor CF Correctional Facility CF Count Forward CF Cyber Force CFA Comprehensive Functional Assessment CFA Crossed Field Amplifier CFB Cipher Block Chain CFB Cipher Feedback CFC Continuous Flow Centrifugation CFCA Communications Fraud Control Association CFD Computational Fluid Dynamics CFES Continuous Flow Electrophoresis System CFG Configuration File CFHT Canada, France, Hawaii Telescope CFI CSF Derived Isolate CFIA Component Failure Impact Analysis CFIDS Chronic Fatigue Immune Deficiency Syndrome CFM Code Fragment Manager CFM Cubic Feet-Per-Minute CFNR Call Forwarding No Reply CFO Chief Financial Officer CFP Call For Papers CFP Computers Freedom and Privacy CFP Creation Facilities Program CFR Catastrophic Failure Rate CFR Code of Federal Regulations CFS Chronic Fatigue Syndrome CFS Continuous Forms Stacker CFTC Commodity Futures Trading Commission CFU Call Forwarding Unconditional CFU Colony Forming Units CFU Create Function Unit CFX Circumflex CG Center of Gravity CG Computer Graphics CGA Color Graphics Adapter CGB Circuit Group Blocking CGBA Commercial Generic Bioprocessing Apparatus CGC Caenorhabditis elegans Genetics Center CGI Color Graphics Processing CGI Computer Graphics Interface CGI Computer Generated Images CGI Console Gaming Informers CGI Current Group Indicator CGIC Canadian Geoscience Information Center CGL Chronic Granulocytic Leukemia CGM Computer Graphics Metafile CGMT Census of Graduate Medical Trainees CGN Concentrator Group Number CGNJ C0ol GuYZz N4m3d JaZ0n! CGP Circulatory Gene Pool CGQ Quebec Geoscience Center CGRO Compton Gamma Ray Observatory CGS Centimeter-Gram-Second System CGU Character Generation Utility CGVHD Chronic Graft Versus Host Disease CHAMP Comet Halley Active Monitoring Program CHAR Character CHARA Center for High Angular Resolution Astronomy CHAT Conversational Hypertext Access Technology CHD Congenital Heart Disease CHD Coronary Heart Disease CHDL Computer Hardware Description Language CHESS Comprehensive Health Enrichment Support System CHF Congestive Heart Failure CHGS Center for Human Genome Studies CHI Consumer Health Informatics CHID Combined Health Information Database CHIEF Clearinghouse for Inventories/Emission Factors CHIM Center for Healthcare Information Management CHiNA Communist Hackers In North America CHINS Child in Need of Services CHIP Chemical Hazard Information Profile CHIP Chile Information Project CHIP Community Health Information Program CHIPS Clearing House Interbank Payments System CHIS Community Health Information System CHK Check CHK Chkdsk File CHKDSK Check Disk CHMOD Change Mode CHMOS Complementary High Performance Metal Oxide CHO Carbohydrate CHOW Community Health Outreach Worker CHP Channel Pointer CHP Chapter CHPID Channel Path Identifier CHR Character CHROMEX Chromosomes and Plant Cell Division in Space Experiment CHS Class Hour Schedule CHS Total Chaos CI Call Indicator CI Circuit Interrupter CI Cluster Interconnect or Computer Interconnect CI Combination Index CI Computer Interconnect CI Control Interval CIA Central Intelligence Agency CIA Coders In Action CIA Computer Interface Adapter CIA Creators of Intense Art CIAC Computer Incident Advisory Capability CIAR Canadian Institute for Advanced Research CIC Carrier Identification Codes CIC Circuit Identification Code CIC Committee for Institutional Cooperation CIC Coordination and Information Center CIC CSNET Information Center CIC Customer Information Center CICP Consortium for International Crop Protection CICP Customer Interrupt Control Program CICS Customer Information Control System CICU Coronary Intensive Care Unit CID Caller ID CID Charge Injection Device CID Communications Identifier CID Computer Integrated Design CID Connection Identification CIDA Channel Indirect Data Addressing CIDF Control Information Definition Field CIE Chief Information Engineer CIE Counterimmunoelectrophoresis CIF Central Index File CIF Central Integration Facility CIF Clone Inhibiting Factor CIF Common Intermediate Format CIG Computer Image Generation CII Call Identity Index CIJE Current Index to Journals in Education CIL Condition Incident Log CILT Center for Independent Living CIM CompuServe Information Manager CIM Computer Input from Microfilm CIM Computer Integrated Manufacturing CIM Critical Index Management CIMT Computer Integrated Manufacturing and Technology CIO Centers/Institutes/Offices CIO Chief Information Officer CIOCS Communication Input/Output Control System CIOS Communication Institute for Online Scholarship CIP Cellular Immunocompetence Profile CIP Cognitive Information Processing CIR Circuit CIR Committed Information Rate CIR Computer Integrated Research CIRCA Center for Instructional and Research Computing Activities CIRRIS Cryogenic Infrared Radiance Instrument for Shuttle CIRU Computer Industry Research Unit CIS CarcinomaInSitu CIS Clinical Information System CIS Commercial Instruction Set CIS CompuServe Information Service CIS Computer Information Service CIS Computer Information Systems CIS Customer Intercept Service CIS Customized Intercept Service CISA Certified Information Systems Auditor CISAB Center for the Integrative Study of Animal Behavior CISC Complex Instruction Set Computer CISC Complex Instruction Set Computing CISE Computer and Information Science and Engineering CISSD Canadian International Society for Social Deviancy CIT California Institute of Technology CIT Call-In-Time CIT Circumstellar Imaging Telescope CIT Communications and Information Technology CIT Computer Integrated Telephony CIT Computer Interactive Text CITI Centee for Information Technologies Innovation CITS Central Integrated Test System CIU Cable Interface Unit CIU Computer Interface Unit CIX Commercial Internet Exchange CIX Compulink Information Exchange CJE Critical Job Element CJO Current Job Openings CK Check CKD Count Key Data CKD Count Key Device CKDS Cryptographic Key Translation Center CKS Celestial Knights CL Command Language CL Confidence Level Cl Confidence Limits CL Control Language CL Conversion Loss CLA Certified Laboratory Assistant CLA Communication Line Adapters CLAMS Clinical Linguistic and Auditory Milestone Scale CLAR Channel Local Address Register CLASP Comprehensive Logistics Automated Support Program CLASS Centralized Local Area Selective Signaling CLASS Classification Literature Automated Search Service CLASS Consular Lookout and Support System CLASS Custom Local Area Signaling Service CLAT Communication Line Adapters for Teletypewriters CLC Clear Carry Flag CLC Computing Learning Center CLCSE Center for Life Cycle Software Engineering CLD Clear Direction Flag CLDN Calling Line Directory Number CLEI Centro Latinoamericano de Estudios en Informatica CLEI Common Language Equipment Identification CLEP College Level Examination Program CLF Cyberpunk Liberation Front CLI Calling Line Ident CLI Call Level Interface CLI Clear Interrupt Flag CLI Command Line Interface CLI Command Line Interpreter CLID Calling Line Identification CLIO CU LawNet Info System CLIP Compiler Language For Information Processing CLIST Command List CLK Clock CLL Chronic Lmphyocytic Leukemia CLLI Common Language Location Identification CLM Career Limiting Move CLNP Connectionless Network Protocol CLOS Common Lisp Object System CLOUDS Cloud Logic to Optimize Use of Defense Systems CLP Clipboard CLP Clipboard File CLP Country List Price CLP Current Line Pointer CLPA Create Link Pack Area CLR Combined Line and Recording CLR Computer Language Recorded CLS Clear Screen CLS Computer Letter Service CLS Computerized Litigation Support CLSR Computer Law Service Reporter CLT Computer Language Translated CLT Computer Line Terminal CLTS Clear Task Switch Flag CLU Central Logic Unit CLUT Color Look-Up Table CLV Constant Linear Velocity CM Command Module CM Communication CM Communication Multiplexor CM Computer Module CM Configuration Management CM Control Mark CM Core Memory CM Corrective Maintenance CMA Certified Medical Assistant CMAC Centralized Maintenance and Administration Center CMAS Central Massachusetts Administrative Services CMBLS Checklist of Microcomputer Based Library Software CMC Carry-in Monthly Charge CMC Cellular Mobile Carrier CMC Chronic Mucocutaneous Candidiasis CMC Communication Machinery Corporation CMC Communication Management Configuration CMC Complement Carry Flag CMC Computer Mediated Communication CMC Construction Maintenance Center CMC Corporate Management Committee CMCC Central Mission Control Center CMD Command CMD Command File CMDF Combined Main Distributing Frame CMDS Centralized Message Data System CME Center for Media Education CMF Cross Modulation Factor CMH Center for Metropolitan History CMHC Community Mental Health Center CMI Cell Mediated Immunity CMI Computer Managed Instruction CMIA China Medical Informatics Association CMIIW Correct Me If I'm Wrong CMIO Chief Medical Information Officer CMIP Common Management Information Protocol CMIS Common Management Information Services CMISE Common Management Information Service Element CML Chronic Myelogenous Leukemia CML Computer Managed Learning CML Current Mode Logic CMMRR Command Mode Rejection Ratio CMMS Computerized Maintenance Management System CMOS Complementary Metal Oxide Semiconductor(Silicon) CMP Compare CMP Compare Two Operands CMP Computational CMP Cooperative Marketing Partner CMP Cooperative Marketing Program CMP Critical Materials Program CMPLX Complex CMPS Compare Strings CMPSB Compare String Byte CMPSD Compare String Doubleword CMPSW Compare String Word CMPT Cervical Mucous Penetration Test CMPTR Computer CMR Chemistry and Materials Research CMR Common Mode Rejection CMR Communications Moon Relay CMS Call Management System CMS Chronic Mountain Sickness CMS Circuit Maintenance System CMS Communications Management Series CMS Communications Management Subsystem CMS Compiler Monitor System CMS Conversational Monitoring System CMSG Common Management Study Group CMT Cellular Mobile Telephone CMTR Certified Material Test Report CMU CarnegieMellon University CMU Control and Monitoring Unit CMV Common Mode Voltage CMW Compartmented Mode Workstation CMY Cyan-Magenta-Yellow CMYB Cyan-Magenta-Yellow-Black CN Change Notice CN Connection CN/A Customer Name & Address CNA Communications Network Application CNA Customer Name & Address CNAB Customer Name Address Bureau CNC Cancer CNC Computer Numerical Control CNC Computerized Numeric Control CNCC Customer Network Control Center CNE Certified Netware Engineer CNE Certified Network Engineer CNEPA Certified NetWare Engineers Professional Association CNES Centre National d'Etude Spatiales CNF Configuration File CNI Certified Netware Instructor CNI Coalition for Networked Information CNI Common Network Interface CNIS Computerized Nursing Information Systems CNL Circuit Net Loss CNLS Center for Nonlinear Studies CNM Communications Network Management CNMS Cylink Network Management System CNO Carbon Nitrogen Oxygen CNR Carrier-to-Noise Ratio CNRI Corporation for National Research Initiatives CNS Central Nervous System CNS Clinical Nurse Specialist CNS Communications Network Services CNS Complimentary Network Service CNSF Cornell National Supercomputer Facility CNSR Comet Nucleus Sample Return CNT Count CNTRL Control CO Central Office CO Cutoff CO/NO Current Operator/Next Operator COACH Canadian Organization for the Advancement of Computers in Health COAD Chronic Obstructive Airway Disease COAG Closed Angle Glaucoma COAM Customer Owned and Maintained COAP Certified Office Automation Professional COARE Coupled Ocean Atmosphere Response Experiment COAX Coaxial Cable COB Close of Business COB Complementary Offset Binary COBE Cosmic Background Explorer COBIS Computer Based Instruction System COBIT Central Office Based Intelligent Transport COBOL Common Business Oriented Language COC Circuit Order Control COC Coded Optical Character COC Corporate Operations Committee COCOT Customer Owned Coin Operated Telephone COD Career Opportunity Days COD Cash on Delivery COD Cash on Demand COD Cause of Death CoD Children Of Damnation COD Code List File COD Collect on Delivery CODASYL Conference on Data System Languages CODCF Central Office Data Connecting Facility CODE Client/Server Open Development Environment CODE Crackers of Digital Equipment CODEC Coder/Decoder CODEC Compression/Decompression CODI Cornucopea of Disability Information CODIL Context Dependent Information Language COE Center of Excellence COE Central Office Equipment COED Computer Operated Electronics Display COEES Central Office Equipment Engineering System COEM Commercial Original Equipment Manufacturer COEP Customer Originated Electronic Payment COER Central Office Equipment Report COFF Common Object File Format COGME Council on Graduate Medical Education COGS Computer Oriented Geologic Society COI Certificate of Inspection COI Conflict of Interest COIL Central Ohio Internet Link COIN Columbia Online Information Network COIN Complete Operating Information COJ Court Of Justice COL Collision COL Computer Oriented Language COLD Chronic Obstructive Lung Disease COLT Central Office Line Tester COLT Communications Line Terminator COLT Computerized On-Line Testing COLT Computer Linked Text COM Command File COM Commercial Designation in Domain Name System COM Common Object Model COM Communications COM Computer Output on Microfilm CoMA Community Of Moral Advancement COMAL Common Algorithmic Language COMAS Central Office Maintenance and Administration COMDEX Computer Dealers Exposition COML Commercial Language COMM Communications COMSAT Communications Satellite COMSEC Communications Security COMSTAR Common System for Technical Analysis COMSTAR Common System for Technical Analysis & Reporting CON Central Office News CON Console CON Control CONFIG Configuration CONN Connector CONS Carrier Operated Noise Suppression CONS Connection Oriented Networking Session CONS Console CONST Constant CONT Continue CONT Continuous CONTAC Central Office Network Access CONTACT Central Office Network Access Terminal CONUS Continental United States COO Change Over Order CoOL Conservation On-Line COOL Croation Organization Of Leechers COP Call Offering Procedure COP Certification of Process COP Character Oriented Protocol COP Coders on Point COP Coefficient of Performance COP Colloid Osmotic Pressure COP Computer Optimization Package COPA Council on Post Secondary Accreditation COPC Community Oriented Primary Care COPD Chronic Obstructive Pulmonary Disease COPE Communications Oriented Processing Equipment COPE Cyberchronicle of Political Economy COPICS Communications Oriented Production and Inventory COPIS Corporate Planning Information System COPS Computer Oracle and Password System COR C0RRUPTI0N COR Conditioned Orientation Response COR Correct CORA Cost of Remedial Action CORAL Computer On-Line RealTime Applications Language CORBA Common Object Request Broker Architecture CORE Commercial Research and Education CORE Council on Rehabilitation Education CORE Criminals of Radical Extremes CORN Computer Resource Nucleus CORNET Corporate Network CORP Creators of Revolutionary Pictures CORR Correspondence COS Call Originate Status COS Central Office Switch COS Class Of Service COS Compatible Operating System COS Conservative Opportunity Society COS Cray Operating System COSE Common Open Software Environment COSLINE COSMIC Online Information Services COSMIC Common Systems Main Inter-Connection COSMIC Computer Software Management and Information Center COSMOS Computerized System for Mainframe Operations COST Cooperation in Scientific and Technical Research COSTAR Corrective Optics Space Telescope Axial Replacement COT Central Office Terminal COTNO Communication Of The New Order COV Concept Oriented View CP Call Processor CP Card Punch CP Central Processor CP Clock Phase CP Color Printer CP Command Post CP Command Processor CP Computer CP Control Panel CP Control Point CP Control Program CP Copy Protected CP$ Computer Pirates Syndicate CP/M Control Program for Microcomputers CP/M Control Program Master CPA Centralized/Bulk Power Architecture CPA Communications and Public Affairs CPA Competitive Probe Assay CPA Critical Path Analysis CPAE Center for Professional and Applied Ethics CPAF Cost Plus Award Fee CPC Card Programmed Calculator CPC Cellular Phone Company CPC Ceramic-Wafer Printed Circuit CPC Cerebral Performance Category CPC Circuit Provisioning Center CPC Compact Personal Computer CPC Computer Power Center CPC Computer Process Control CPC Computer Program Component CPCG Commercial Protein Crystal Growth CPCR Cardiopulmonary Cerebral Resuscitation CPCRA Community Programs for Clinical Research of AIDS CPD Cards-Per-Day CPD Central Pulse Distributor CPD Cephalopelvic Disproportion CPD Consolidated Programming Document CPDC Common Packet Data Channels CPDD Command Post Digital Display CPDS Computer Program Design Specification CPE Central Processing Element CPE Central Processing Equipment CPE Central Program Exchange CPE Central Programmer and Evaluator CPE Computer Performance Evaluation CPE Customer Premises Equipment CPE Customer Provided Equipment CPE Cytopathic Effect CPET Catalogue of Projects in Electronic Text CPF Computer Program Facility CPF Control Program Facility CPFF Cost-Plus-Fixed-Fee CPH Characters-Per-Hour CPH Cost Per Hour CPI California Psychological Inventory CPI Canadian Pirates Incorporated CPI Characters Per Inch CPI Clock-Per-Instruction CPI Code Page Information CPI Common Programming Interface CPI Consumer Price Index CPI Corrupt Programming International CPIC Common Programming Interface for Communications CPIP Control Protocol / Internet Protocol CPK Creatine Phosphokinase CPL Combined Programming Language CPL Command Procedure Language CPL Computer Program Library CPL Conversational Programming Language CPL Cooperative Processing Language CPL Current Privilege Level CPLD Coupled CPLMT Complement CPM Cards-Per-Minute CPM Control Program Monitor CPM Copies-Per-Minute CPM Cost-Per-Minute cpm Counts-Per-Minute CPM Critical Path Method CPMP Carrier Performance Measurement Plan CPNI Customer Proprietary Network Information CPNN Cal Poly News Network CPO Chief Post Office CPO Code Practice Oscillator CPO Concurrent Peripheral Operations CPO Corporate Product Operations CPODA Contention Priority Oriented Demand Assignment CPOL Communications Procedure Oriented Language CPP C++ Source File CPP Card Punching Printer CPP Cerebral Perfusion Pressure CPP Command Processing Program CPP Corporate Planning Process CPR Cardiopulmonary Resuscitation CPR Center for Public Resources CPR Computerized Patient Record CPR Critical Problem Report CPRI Computer Based Patient Record Institute CPROST Center for Policy Research on Science and Technology CPS Cataloging Provisioning System CPS Center for Pacific Studies CPS Central Processing System CPS Characters Per Second CPS Child Protective Services CPS Clustered Printer Sharer CPS Communications Processor System CPS Computer Power System CPS Conversational Programming System CPS Current Population Survey CPS Cycles-Per-Second CPSC Consumer Product Safety Commission CPSR Computer Professionals for Social Responsibility CPSS Common Programming Support System CPT Critical Path Technique CPTA Computer Programming and Testing Activity CPU Central Processing Unit CPX Capacity Planning Extended CPY Copy CQ Charge of Quarters CQI Continuous Quality Improvement CR Call Request CR Card Reader CR Carriage Return CR Command Register CR Complete Regression CR Complete Remission CR Conditioned Re-enforcer CR Control Relay CR Control Response CR Control Reverse CR Count Reverse CR Credit CRA Computing Reference Area CRA Cooperative Research Act CRAC Crazed Artists Coalition CRADA Cooperative Research and Development Agreements CRAF Comet Rendezvous Asteroid Flyby CRAM Card Random Access Memory CRAM Citizens Revolting Against Motzah CRAN Cranium CRAS Cable Repair Administrative System CRC Carriage Return Contact CRC Colorectal Cancer CRC Customer Record Center CRC Customer Return Center CRC Cyclic Redundancy Check CRD Cardfile File CREAM Cosmic Radiation Effects and Activation Monitor CRED Credit Card Calling CREF Connection Refused CREG Concentrated Range Extension & Gain CREN Computer Research and Education Network CREN Corporation for Research and Educational Networking CRF Chronic Renal Failure CRF Control Relay Forward CRF Corticotropin Releasing Factor CRF Cross Reference File CRFMP Cable Repair Force Management Plan CRFTR Carrier Frequency Telephone Repeater CRG Central Resource Group CRi Crisis CRIM Centre de Recherche Informatique de Montreal CRIS Customer Record Information System CRISP Complex Reduced Instruction Set Processor CRISTA Cryogenic Infrared Spectrometer Telescope for Atmosphere CRJE Conversational Remote Job Entry CRL Certificate Revocation List CRM Central Recovery Module CRM Cross Reacting Material CRMR Continuous Reading Meter Relay CRNA Certified Registered Nurse Anesthetist CRO Cathode Ray Oscillograph CrO2 Cromium Dioxide CROM Control Read Only Memory CRP Capacity Requirements Planning CRPC Center for Research on Parallel Computation CRQ Call Request CRRES Combined Release and Radiation Effects Satellite CRS Centralized Results System CRSAB Centralized Repair Service Answering Bureau CRT Cathode Ray Tube CRT Center for Rehabilitation Technology CRTC Canadian Radio Television and Telecommunications Commission CRTNet Communication Research and Theory Network CRTU Combined Receiving and Transmitting Unit CRUE Cheat Requests for Underground Elite CRW Crew CRYPTO Cryptography CS Cable Switching CS Channel Status CS Check Sorter CS Chip Select CS Computer Science CS Control Set CS Control Signal CS County Seat CS Customer Service CS Cycles Shift CSA Carrier Servicing Area CSA Carrier Serving Area CSA Client Service Agent CSA Common Service Area CSA Computer Security Act CSA Computer Systems Advisers CSA Computer Systems Analyst CSA Confederate States of America CSA Council on Scientific Affairs CSA Covenant, Sword, and Arm of the Lord CSA Customer Service Administration CSAB Computer Science Advisory Board CSACC Customer Service Administration Control Center CSAR Centralized System for Analysis Reporting CSB Complementary Straight Binary CSB Computer Science Branch CSC Cell Site Controller CSC Coppin State College CSC Customer Support Center CSCF Central Site Control Facility CSCW Computer Supported Cooperative Work CSD Constant Speed Drive CSDC Circuit Switched Digital Capability CSDN Chinese Software Distribution Network CSDN Circuit Switched Data Network CSDS Circuit Switched Digital Services CSE Committee on Special Education CSE Common Standards for Quantitative Electrocardiography CSE Computer Science and Engineering CSE Control Systems Engineering CSF Cerebrospinal Fluid CSF Colony Stimulating Factor CSF Critical Success Factor CSFT Critical Success Factor Team CSG Constructive Solid Geometry CSG Consulting Services Group CSG Corporate Systems Group CSI Commercial Systems Integration CSI Computerized Severity Index CSIDD CALS SGML Integrated Data Dictionary CSL Computer Sensitive Language CSM Cable System Manager CSM Command and Service Module CSM Computer Systems Manufacturing CSM Continuous Sheet Memory CSM Corrupt Society Magazine CSMA Carrier Sense Multiple Access CSMA/CD Carrier Sense Multiple Access with Collision Detection CSMIP California Strong Motion Instrumentation Program CSMP Continuous System Modeling Program CSN Computer Systems News CSNET Computer and Science Research Network CSNET Computer Science Network CSO Central Services Organization CSO Chained Sequential Operation CSO Complimentary Solutions Organization CSO Computing Services Office CSP Certified Systems Professional CSP Chemistry Screening Profile CSP Coin Sent Paid CSP Commercial Subroutine Package CSP Community Support Program CSP Control Switching Point CSP Cross System Product CSPAN Cable Satellite Public Affairs Network CSR Control and Status Register CSR Corrected Sedimentation Rate CSR Customer Service Records CSRG Computer Systems Research Group CSRI Computer Systems Research Institute CSS Computer Special Systems CSS Computer Sub-System CSSB Compatible Single Sideband CSSE Computer Services System Engine CSSG Customer Service Solutions Group CSSI Computer Software Services Industry CSSL Continuous System Simulation Language CSSP Computer Systems Policy Project CST Campus Software Tools CST Central Standard Time CST Channel Status Table CST Convulsive Shock Therapy CST Current Segment Table CSTA Computer Supported Telephony Applications CSTC Consolidated Satellite Test Center CSTEP Cultural, Societal, Technological, Economic, Political CSTO Computing Systems Technology Office CSTU Currently Signed-On Terminal User CSU California State University CSU Channel Service Unit CSW Certified Social Worker CSW Channel Status Word CSW Commercial Sex Worker CT Call Transfer CT Channel Terminator CT Communications and Tracking CT Computer Tomography CT Count CT Counter CT Current Transformer CTA Channel and Traffic Control Agency CTAN Comprehensive TeX Archive Network CTC Central Test Center CTC Centralized Traffic Control CTC Channel-To-Channel CTC Control Technology Center CTC Counter Timer Circuit CTCA Channel-To-Channel Adapter CTD Center for Talent Development CTD Computing and Telecommunications Division CTIO Cerro Tololo Interamerican Observatory CTL Cytotoxic T Lymphocyte CTM Contact Trunk Module CTMS Carrier Transmission Measuring System CTO Call Transfer Outside CTOS Computerized Tomography Operating System CTP California Technology Project CTPA Coax to Twisted Pair Adapter CTR Cancer Tumor Registry CTR Conformance Test Report CTR Contour CTR Controlled Thermonuclear Reactor CTRL Control CTS Cellular Telephone Service CTS Clear to Send CTS Configuration Technical Specialists CTS Counseling and Testing Site CTSS Compatible Time Sharing System CTSS Cray Time Sharing System CTT Cartridge Tape Transport CTT Computerized Transaxial Tomography CTTC Cartridge Tape Transport Controller CTTN Cable Trunk Ticket Number CTY Center for Talented Youth CTY Console TeleType CU Computer Underground CU Control Unit CU Customer Unit CU See you CU L8R See You Later CUA Common User Access CUAI Common User Access Interface CUB Cursor Backward CUC Chronic Ulcerative Colitis CUCB Control Unit Control Blocks CUCRIT Capital Utilization Criteria CUD Call User Data CUD Celerity Utilities Division CuD Computer Underground Digest CUD Cursor Down CUEBC Computer Using Educators of BC CUF Cursor Forward CUFON Computer UFO Network CUG Closed User Group CUIS Columbus Users Information System CUISP Columbus Users Information System Prototype CUL See You Later CUL8R See you later CULDAT Canadian Union List of Machine Readable Data Files CUM Crazy Users on a Mission CUM Cult of the Uncircumcised Masturbator CUNY City University of New York CUP Carcinoma of Unknown Primary CUP Cursor Position CUR Cursor File CUSP Common User Program CUSP Commonly Used System Program CUSS Computer Users in the Social Sciences CUT Control Unit Terminal CUTS Cassette User Tape System CUU Cursor Up CV Coefficients of Variation CV Constant Value CV Constant Voltage CVA Cerebrovascular Accident CVF Compressed Volume File CVGA Color Video Graphics Array CVIA Computer Virus Industry Association CVR Compass Voice Response CVS Cardiovascular System CVT Communications Vector Table CVT Constant Voltage Transformer CVT Continuous Variable Transmission CVTE Crystals by Vapor Transport Experiment CVW CodeView for Windows CW Call Waiting CW Continuous Wave CW Control Word CW Cyber Warriors CWC City Wide Centrex CWD Call Waiting Deluxe CWD Convert Word to Doubleword CWDE Convert Word to Extended Double CWIS Campus Wide Information System CWP Communicating Word Processors CWRU Case Western Reserve University CX Character Transmission CXI Common X-Windows Interface CXR Chest X-Ray CY Calendar Year CYA Cover Your Ass CYF Children Youth Family CYL Cylinder CYL See You Later CZ Control Zone D Decimal D Density D Digit D Digital D Display D Drum D/A Digital/Analog D/L Download d4T Stavudine DA Data Acquisition DA Data Administration DA Data Automation DA Data Available DA Decimal Add DA Desk Accessory DA Direct Access DA Direct Answer DA Directory Assistance DA Discrete Address DAA Data Access Arrangement DAA Data Authentication Algorithm DAA Decimal Adjust for Addition DAC Daily Administrative Check DAC Data Acquisition and Control DAC Design Automation Conference DAC Digital-to-Analog Converter DAC Disaster Assistance Center DAC Discretionary Access Control DACC Direct Access Communication Channel DACC Directory Assistance Call Completion DACS Danbury Area Computer Society DACS Data Acquisition Control System DACS Digital Access Cross-Connect System DACS Directory Assistance Charging System DACU Device Attachment Control Unit DAD Device Action Diagram DADS Digitally Assisted Dispatching System DAF Decay Accelerating Factor DAG Defense Agencies Group DAIDS Division of AIDS DAIS Distributed Automatic Intercept System DAL Data Access Language DAL Data Access Line DAL Database Administration Language DAL Dedicated Access Line DALNET Detroit Area Library Network DAM Data Acquisition and Monitoring DAM Direct Access Method DAMA Demand Assignment Multiple Access DAME Data Acquisition and Monitoring Equipment DAMP Demand Analysis Manufacturing Planning DAMPS Data Acquisition Multiprogramming System DAO Directory Assistance Operator DAP Data Access Protocol DAP Data Archiving Process DAP Distributed Array Processor DAP Division Advisory Panel DAP Document Application Profile DAPC Data Acquisition and Process Control DAPS Direct Access Programming System DAR Direct Access Register DARC Division Alarm Recording Center DARI Database Application Remote Interface DARPA Defense Advanced Research Projects Agency DART Daily Automatic Rescheduling Technique DART Data Analysis Recording Tape DART Developmental and Reproductive Toxicology DARU Distributed Automatic Response Unit DAS Data Acquisition System DAS Decimal Adjust After Subtraction DAS Device Access Software DAS Digital Analysis System DAS Digital Acquisition System DAS Directory Assistance System DAS Distributor And Scanner DAS Dual Attachment Station DASD Direct Access Storage Device DASP Digital Array Signal Processor DASP Digital Assisted Services Program DASWAT Distributor And Scanner Watch Dog Timer DAT Data DAT Data File DAT Dementia of the Alzheimer Type DAT Differential Aptitude Test DAT Digital Audio Tape DAT Dynamic Address Translation DATA Defense Air Transport Administration DATACOM Data Communications DATRI Division of Aids Treatment and Research Initiative DATTA Diagnostic and Therapeutic Technology Assessment DAU Data Adapter Unit DAV Data Above Voice DAV Data Available DAV Data Valid DAV Digital Audio Video DAVAR Dealer Authorized Value Added Retailer DAVE Data Addition Verification and Editing DB Data Base DB Data Buffer DB Data Bus DB Database db Decibel DB Decibels DB DoubleBlind DB Dry Bulb DB2 Database 2 DBA Data Base Administrator DBA Database Administrator DBA Digital Business Architecture DBAC Database Administration Center DBAS Database Administration System DBC Database Computer DBC Digital Business Center DBCS Double Byte Character Set DBD Database Description DBDA Database Design Aids DBDC Database/Data Communications DBF Database DBF Database File DBI Development At Birth Index DBIR Directory of Biotechnology Information Resources DBM Database Manager DBM Distributed Database DBME Database Management Environment DBMS Database Management System DBO Database Owner DBOD Distribution Board of Directors DBOO Database Object Owner DBP Database Processor DBRAD Database Relational Application Directory DBRC Database Recovery Control DBS Database Server DBS Database Service DBS Direct Broadcast by Satellite DBS Direct Broadcast Satellite DBS Duplex Bus Selector DBTG Database Task Group DC Data Cartridge DC Data Channel DC Data Collection DC Data Communication DC Data Control DC Define Constant DC Direct Current DC Directional Coupler DC Disk Controller DC Display Console DC Document Control DCA Defense Communications Agency DCA Digital Communication Architecture DCA Digital Communications Associates DCA Distributed Communication Architecture DCA Document Content Architecture DCAA Dual Call Auto Answer DCASR Defense Contract Administration Services Region DCB Data Control Block DCBD Define Control Block Dummy DCC Data Collection Computer DCC Data Communications Channel DCC Data Country Code DCC Digital Compact Cassette DCC Digital Customer Center DCC Display Computer Complex DCCT Diabetes Control and Complications Trial DCCU Data Communications Control Unit DCD Data Carrier Detect DCE Data Circuit Terminal Equipment DCE Data Circuit Terminating Equipment DCE Data Communications Equipment DCE Distributed Communicating Environment DCE Distributed Computing Environment DCF Data Communication Facility DCF Data Compression Facility DCF Data Count Field DCF Distributed Communications Facility DCF Document Composition Facility DCF Document Control Facility DCF Driver Configuration File DCI Data Communications Interrogation DCI Display Control Interface DCL Data Communications Link DCL DEC Control Language DCL Digital Command Language DCLU Digital Carrier Line Unit DCM Data Communications Multiplexor DCM Digital Carrier Module DCM Directory Control Module DCM Display Control Module DCME Digital Circuit Multiplexing Equipment DCMS Data Capture and Management System DCMS Distributed Call Measurement System DCMT Document DCMU Digital Concentrator Measurement Unit DCN Data Control Network DCN Design Change Notice DCNA Data Communication Network Architecture DCO Digital Central Office DCO Digitally Controlled Oscillator DCOCS Digital Central Office Carrier Switch DCP Data Communications Processor DCP Demand for Critical Parts DCP Distributed Communications Processor DCP Duplex Central Processor DCPS Digitally Controlled Power Source DCR Daily Change Report DCR Data Conversion Receiver DCR Design Change Request DCR Dynamic Color Rendition DCRT Division of Computer Research and Technology DCS Data Center Services DCS Data Collection System DCS Data Control System DCS Decompression Sickness DCS Delta Clear to Send DCS Digital Composition System DCS Digital Cross-Connect System DCS Direct Coupled System DCS Distributed Communications System DCS Distributed Computing System DCS Distribution Control System DCSS Digital Customized Support Services DCSS Discontiguous Shared Segments DCT Database Configuration Tool DCT Dictionary File DCT Digital Carrier Trunk DCT Discrete Cosine Transform DCTL Direct Coupled Transistor Logic DCTN Defense Commercial Telecommunications Network DCTS Dimension Custom Telephone Service DCU Decade Counting Unit DCU Decimal Counting Unit DCU Digital Credit Union DCW Data Control Words DCX Delta Clipper Experimental DD Data Definition DD Data Dictionary DD Data Directory DD Decimal Divide DD Demand Draft DD Digital Data DD Digital Display DD Disk Drive DD Double Density DD Drum Demand DDA Digital Differential Analyzer DDA Disk Drive Adapter DDAS Digital Data Acquisition System DDB Device Dependent Bitmap DDBMS Distributed Database Management System DDC Data Distribution Center ddC Dideoxycytidine DDC Digital Data Converter DDC Digital Display Converter DDC Direct Department Calling DDC Direct Digital Computer DDC Direct Digital Control ddC Zalcitabine DDCE Digital Data Conversion Equipment DDCMP Digital Data Communications Message Protocol DDCS Distributed Database Connection Services DDCU DC to DC Converter Unit DDD Direct Distance Calling DDD Direct Distance Dialing DDD Dr. Death & Darkhawk DDE Direct Data Entry DDE Dynamic Data Exchange DDEML Dynamic Data Exchange Manager Library DDG Digital Display Generator DDH Digital Distributed Hardware DDI Device Driver Interface ddI Didanosine DDI Dideoxyinosine DDIF Digital Document Interchange Format DDK Device Driver Kit DDK Driver Development Kit DDL Data Definition Language DDL Data Description Language DDL Document Description Language DDM Distributed Data Management DDN Defense Data Network DDNNIC Defense Data Network, Network Information Center DDOV Digital Data Over Voice DDOS Distributed Denial of Service DDP Datagram Delivery Protocol DDP Digital Data Processor DDP Distributed Data Processing DDPS Digital Data Processing System DDR Delta Data Set Ready DDRP Dial Dictation Relay Panel DDS Dataphone Digital Service DDS Design Data Sheet DDS Digital Data Service DDS Digital Data Storage DDS Digital Data System DDS Digital Dataphone Service DDS Digital Display Scope DDS Digital Distributed Software DDS Direct Dial Service DDS Direct Digital Service DDS Doctor of Dental Science DDSA Derived Design Strategic Activities DDSS Diagnostic Decision Support System DDST Denver Developmental Screening Test DDT DEC Debugging Tape DDT Digital Data Transmitter DDT Dynamic Debugging Technique DDTE Design Development Test and Evaluation DDV Dialog Data Validation DDX Digital Data Exchange DDX Distributed Data Exchange DE Data Entry DE Decision Element DE Device End DE Dictation Equipment DE Display Element DEA Data Encryption Algorithm DEA Drug Enforcement Agency DEAD Damn Excellent ANSI Design DEC Decimal DEC Decision DEC Decrement DEC Digital Equipment Corporation DECDTM Digital Distributed Transaction Manager DECIT Decimal Digit DECNMS Digital Network Measurement System DECR Decrement DECTP Digital Transaction Processing DECUS Digital Equipment Corporation User's Society DED Data Element Dictionary DED Double Error Detection DEE Dextrous End Effector DEER Directory of Environmental Education Resources DEET Diethyltoluamide DEF Default File DEF Definition DEFT Dynamic Error Free Transmission DEIR Dental Electronic Information Resource DEIS Defense Energy Information System DEK Data Encryption Key DEL Delay DEL Delete DELNI Digital Ethernet Local Network Interconnect DEM Demodulator DEM Demonstration File DEMF Display Exception Monitoring Facility DEMO Demonstration DEMOD Demodulator DEN Digital Echo News DEN Document Enabled Networking DENIX Defense Environment Network and Information Exchange DENS Density DEOS Distance Education Online Symposium DEPBA Digital Exchange Pirate Board Alliance DER Disulfiram-Ethanol Reaction DERP Defective Equipment Replacement Program DES Data Editing System DES Data Encryption Standard DES Data Entry Sheet DES Description File DES Differential Equation Solver DES Diffuse Esophageal Spasm DES Digital Encryption Standard DES Digital Expansion System DEST Destination DET Device Execute Trigger DETAB Decision Tables DEU Data Encryption Unit DEU Data Exchange Unit DEUNA Digital Ethernet Unibus Network Adapter DEV Development DEV Device DEW Distant Early Warning DF Data Field DF Device Flag DF Direction Finding DF Distributing Frame DF Double Flag DFA Design for Assembly DFA Digital Flaw Analysis DFA Direct Fluorescent Antibody DFC Data Flow Control DFC Digital File Check DFCU Disk File Control Unit DFD Data Flow Diagram DFDS Data Facility Device Support DFDSM Data Facility Distributed Storage Manager DFDSS Data Facility Data Set Services DFE Data Flow Editor DFEF Data Facility Extended Function DFG Diode Function Generator DFG Discrete Frequency Generator DFHSM Data Facility Hierarchical Storage Manager DFI Development Flight Instrument DFI Digital Facility Interface DFM Design for Manufacturing DFMR Daily Fetal Movement Recording DFMS Digital Facility Management System DFP Data Facility Product DFP Digital Free Press DFP District Focus Person DFPE Data Flow Processing Element DFR Disk File Read DFR Double Frequency Recording DFRC Dryden Flight Research Center DFS Distributed File System DFSU Disk File Storage Unit DFT Design for Test DFT Discrete Fourier Transform DFT Disk Fault Tolerance DFT Distributed Function Terminal DFU Data File Utility DFW Disk File Write DG Data General dg Decigram DG Differential Generator DG Diode Gate DG Double Groove DGA Direct Graphics Access DGIS Direct Graphics Interface Standard DGNL Diagonal DGPS Differential Global Positioning System DGS Data Gathering System DGSC Defense General Supply Center DGT Digit DHC Dynamic Host Configuration DHCP Decentralized Hospital Computer Program DHE Data Handling Equipment DHHS Department of Health and Human Services DHMH Department of Health and Mental Hygiene DHN Digital Hackers Network DHSC Distributed High Speed Computing DI Data In DI Data Input DI Data Interface DI Device Independence DI Diagnostic Imaging DI Digital Input DIA Defense Intelligence Agency DIA Document Interchange Architecture DIAD Drum Information Assembler Dispatcher DIAL Data for Interchange at the Application DIAL Digital Idle Asset Listing DIAL Direct Information Access Line DIAL Display Interactive Assembly Language DIAS Defense Automatic Integrated System DIAS Dynamic Inventory Analysis System DIB Device Independent Bitmap DIB Directory Information Bases DIBOL Digital Business Oriented Language DIBS Digital Integrated Business System DIC Data Input Check DIC Dictionary File DIC Digital Interface Controller DIC Distributed Interactive Computing DICOM Digital Imaging and Communications in Medicine DICT Dictionary DID Data Item Description DID Digital Information Display DID Direct Inward Dialing DIE Demented Images of Euphoria DIF Data Interchange Facility DIF Data Interchange Format DIF Device Input Format DIF Digital Interface DIF Digital Interface Frame DIF Direct Immuno-Fluorescence DIF Display Information Facility DIF Document Interchange Format DIFF Difference diff Differential DIGICOM Digital Communications System DIIK Damned If I Know DIIS DDN Installation and Integration Support DIL Daily Instruction Logs DILE Drug Induced Lupus Erythematosus DILLIGAFF Do I Look Like I Give a Flying Filament DIM Data In the Middle DIM Demand Integration Meeting DIM Device Interface Module DIMA Data Information Management Architecture DIN Deutsche Ingineering Normilization DINS Digital Information Network Service DIO Data Input and Output DIOB Digital Input/Output Buffer DIOF Display Input/Output Facility DIP Display Information Processor DIP Document Image Processing DIP Dual In-Line Package DIP Dual-In-Line Pin DIR Department of Information Resources DIR Directory DIRT Design In Real Time DIS Defense Investigative Service DIS Digital Information Systems DIS Disconnect DIS Distributed Information System DIS Distributed Interactive Simulation DIS Draft International Standard DISA Data Interchange Standards Association DISA Defense Information Systems Agency DISA Direct Inward System Access DISAC Digital Simulator and Computer DISCON Defense Integrated Secure Communications Network DISER Digital Information Systems External Resources DISI Directory Information Services Infrastructure DISOS Distributed Office Support System DISP Displacement DISTED Distance Education DIT Directory Information Tree DIU Digital Interface Unit DIV Divide DIV Divider DIV Division DIVA Digital Input Voice Answer-Back DJ Dump Job DJD Degenerative Joint Disease DJP DefJam Productions DKA Diabetic Ketoacidosis DL D. Leria DL Data Language DL Data Link DL Diode Logic DL Direct Labor DL Distribution License DL Download DL/1 Data Manipulation Language 1 DLA Defense Logistics Agency DLC Data Link Control DLC Digital Loop Carrier DLC DREADLoC DLC Duplex Line Control DLCC Data Link Control Chip DLCF Data Link Control Field DLCU Digital Line Carrier Unit DLE Data Line Escape DLE Data Link Escape DLE Discoid Lupus Erythematosus DLF Document Library Facility DLG Devilish Little Grin DLI Data Link Interface DLL Data Link Layer DLL Dial Long Lines DLL Dynamic Link Library DLM Dynamic Link Module DLN Digital Library Network DLO Data Link Occupied DLO Dead Letter Office DLOC Dark Lords Of Chaos DLR DOS LAN Requester DLS Damped Least Squares DLS Data Link Control DLS Device Level Selection DLS Dial Line Service DLS Digital Line Section DLS Digital Link Service DLT Data Loop Transceiver DLT Decision Logic Table DLT Delight DLTU Digital Line Trunk Unit DLUC Digital Line Unit Control DLUPG Digital Line Unit Pair Gain DLY Delay DM Data Management DM Data Manager DM Data Model DM Dead Memory DM Delta Modulation DM Dialog Manager DM Differential Mode DM Digital Masters DM Docking Module DM Dungeon Master DMA Direct Memory Access DMAC Disseminated Mycobacterium Avium Complex DMACD Disseminated Mycobacterium Avium Complex Disease DMARD Disease Modifying Antirheumatic Drug DMAS Distributed Management Accounting System DMC Digital Microcircuit DMCL Digital Modem Command Language DMD Data Modeling Desktop DME Digital Management Education DME Direct Machine Environment DME Distance Measuring Equipment DME Distributed Management Environment DMED Digital Message Entry Device DMERT Duplex Multiple Environment Real Time DMF Digital Matched Filters DMF Distributed Management Facility DMI Desktop Management Interface DMI Digital Multiplexed Interface DML Data Manipulation Language DML Data Manipulation Logic DMM Digital MultiMeter DMM District Manufacturing Manager DMOS Diffusion Metal Oxide Semiconductor DMOS Diffusive Mixing of Organic Solutions DMOS Discrete Metal Oxide Semiconductor DMPL Digital Microprocessor Plotter Language DMPL Digital Microprocessor Processing Language DMS Data Management Services DMS Data Management System DMS Development Management System DMS Digital Multiplex Switcher DMS Digital Multiplexed System DMS Diskless Management Service DMSP Defense Meteorological Satellite Program DMSP Depot Maintenance Support Plan DMSS Distribution, Marketing, Sales and Service DMT Design Maturity Test DMTF Desktop Management Task Force DMU Data Manipulation Unit DMV Department of Motor Vehicles DMWR Depot Maintenance Work Requirement DN Data Name DN Decimal Number DN Directory Number DN Down DNA Defense Nuclear Agency DNA Deoxyribonucleic Acid DNA Digital Named Accounts DNA Digital Network Architecture DNA Digital News Associates DNA Digital Noise Alliance DNA Does Not Apply DNA Dynamic Network Architecture DNC Direct Numerical Control DNC Dynamic Network Controller DNCB Dinitrochlorobenzene DNCS Distributed Network Control System DNHR Dynamic Non Hierarchical Routing DNI DECnet Network Interface DNI Desktop Network Interface DNIC Data Network Identification Code DNIS Dialed Number Identification Service DNP Dinitrophenol DNPM Darn Near Pissed Myself DNR Dialed Number Recorder DNR Do Not Resuscitate DNS Domain Name Server DNS Domain Name System DNSO Defense Network Systems Organization DNSSEC Domain Name System Security Working Group DNX Dynamic Network CrossConnect DO Data Out DO Defense Order DO Designated Official DO Digital Output DO Division Office DO Duty Officer DOA Date of Admission DOA Dead On Arrival DoA Dead on Arrival (Group) DOA Distributors of Anarchy DOB Date of Birth DOC Data Optimizing Computer DOC Department of Commerce DOC Department of Communications DOC Department of Correction DOC Document DOC Documentation File DOC Dynamic Overload Control DOCS Disk Oriented Computer System DOCS Display Operator Console System DOCS Display Operator Control System DOCS Distributed Office Communication System DOCUS Display Oriented Computer Usage System DOD Department of Defense DoD Drink Or Die DODISS Department of Defense Index of Specifications and Standards DOE Department of Energy DOE Distributed Objects Everywhere DOE Dyspnea On Exertion DOED Department of Education DOF Degree of Freedom DOF Device Operating Failures DOH Division of Health DOI Date of Injury DOI Department of the Interior DOIT Diabetes Care through Information Technology DOJ Department of Justice DOL Department of Labor DOL Display Oriented Language DOM Data On Master DOM Data on Master Group DOM Dirty Old Man DOM District Operations Manager DOM The Dominators DOMF Distributed Object Management Facility DOMSAT Domestic Satellite Service DOP Detailed Operating Procedure DOP Disaster Operations Plan DOPA Dihydroxyphenylalanine DOPIC Document of Programs In Core DOPS Digital Optical Projection System DOR Digital Optical Recording DOR Direct Oxide Reduction DORE Dynamic Object Rendering Environment DORIS Direct Order Recording and Invoicing System DOS Denial of Service DOS Department of State DOS Digital Operating System DOS Disk Operating System DOS/VS Disk Operating System/Virtual Storage DOS/VSE Disk Operating System/Virtual Storage Extended DOSF Distributed Office Support Facility DOT Department of Transportation DOTS Digital Office Timing Supply DOV Data Over Voice DP Data Processing DP Demarcation Point DP Diagnostic Process DP Dial Port DP Dial Pulse DP Dial Pulsing DP Digit Present DP Disk Pack DP Draft Proposal DP Dynamic Programming DPA Demand Protocol Architecture DPA Distributed Power Architecture DPAC Dedicated Plant Assignment Center DPB Drive Parameter Block DPC Data Processing Center DPC Destination Point Code DPC Direct Program Control DPCM Data Pulse Code Modulation DPCM Differential Pulse Code Modulation DPCX Distributed Processing Control Executive DPD Data Processing Department DPD Data Processing Division DPE Data Path Extender DPE Data Processing Equipment DPEX Distributed Processing Executive Operating System DPF Data Processing Facility DPG Data Processing Group DPG Digital Pattern Generator DPH Department of Public Health DPH Diphenylhydantoin DPI Data Processing Installation DPI Dots Per Inch DPL Descriptor Privilege Level DPM Data Processing Machine DPM Digital Pattern Meter DPM Disintegrations-per-Minute DPM Documents-Per-Minute DPMA Data Processing Management Association DPMI DOS Protected Mode Interface DPMS Data Project Management System DPMS Display Power Management Signaling DPNPH Data Packet Network Packet Handler DPNSS Digital Private Network Signaling System DPO Data Phase Optimization DPP Discounted Payback Period DPP District Partner Program DPPX Distributed Processing Programming Executive DPR Dynamic Path Reconnect DPS Data Processing Service DPS Data Processing System DPS Display PostScript DPS Distributed Presentations Services DPS Document Processing System DPSK Differential Phased Shift Keying DPSK Differential Phase Shift Keying DPSS Data Processing Sub-System DPST Disaster Preparedness Support Team DPT Diphtheria Toxoid DPU Data Processing Unit DQ Development Quotient DQC Data Quality Control DQDB Distributed Queue Data Base DQDB Distributed Queue Dual Bus DQL Database Query Language DQL DataEase Query Language DQM Data Quality Monitors DQT Design Quality Test DR Data Ready DR Data Receive DR Data Received DR Data Recorder DR Data Reduction DR Deficiency Report DR Digital Resolver DR Disk Reader DR Drive DR Drum DR&E Defense Research and Engineering DRAM Dynamic Random Access Memory DRAW Direct Read After Write DRC Data Reduction Compiler DRC Data Resource Center DRC Disaster Research Center DRCS Dynamically Redefinable Character Set DRCT Directories and Resource Information Services DRD Data Reading Device DRD Data Requirement Documentation DRD Delta Received DRD Dread DRDA Distributed Relational Data Architecture DRDW Direct Read During Write DRG Diagnosis Related Group DRI Defense Research Internet DRI Digital Reduction Interpreter DRI Digital Research Incorporated DRIPS Drinking Water Information Processing Support DRM Digital Radio Meters DRMU Digital Remote Measurement Unit DRO Data Request Output DRO Destructive Readout DRO Differential Reinforcement Of Other Behaviors DRO Digital Readout DROS Disk Resident Operating System DRP Distribution Resource Planning DRS Data Rate Select DRS WordPerfect Driver Resource File DRT Data Recovery Tester DRT Diode Recovery Tester DRV Data Recovery Vehicle DRV Device Driver File DRV Drive DRW Direct Retina Write DRW Drawing File DS Data Scanning DS Data Segment DS Data Send DS Data Server DS Data Set DS Data Synchronization DS Decimal Subtract DS Define Storage DS Define Symbol DS Detection System DS Device Selector DS Digital DS Digital Carrier Span DS Digital Signal DS Direct Signal DS Directory Service DS Disk Storage DS DoubleSided DS Dragon Society DS Dream Syndicate DS Drum Storage DS0 Digital Signal level 0 (a 64 Kbps signal) DS1 Digital Signal level 1 (a 1.544 Mbps signal T1 carrier) DS1C Digital Signal level 1C (a 3.152 Mbps signal) DS2 Digital Signal level 2 (a 6.312 Mbps signal T2 carrier) DS3 Digital Signal level 3 (a 44.76 Mbps signal T3 carrier) DS4 Digital Signal level 4 (a 274.176 Mbps signal) DSA Decimal Shift and Add Algorithm DSA Define Symbol Address DSA Density Spectral Array DSA Dial System Assistance DSA Digital Storage Architecture DSA Directory Service Agent DSA Directory System Agent DSA Distributed Systems Architecture DSAS Data Set Analysis System DSB Double Sideband DSBAM Double SideBand Amplitude Module DSC Data Stream Compatibility DSC Direct Satellite Communications DSC Document Service Center DSCB Data Set Control Block DSCS Defense Satellite Communications System DSCS Desk Side Computer System DSD Data Structure Diagram DSD Division of Shortage Designation DSDC Direct Service Dial Capability DSDD Double Sided Double Density dsDNA Double Stranded DNA DSDS Dataphone Switched Digital Service DSE Data Storage Equipment DSE Data Structure Editor DSE Data Switching Equipment DSE Data Systems Engineering DSE Distributed Systems Environment DSEE Domain Software Engineering Environment DSGN Designation DSHD Double Sided High Density DSI Data Subscriber Interface DSI Defense Simulation Internet DSI Digital Speech Interpolation DSIN Digital Software Information DSL Data Set Label DSL Data Set Language DSL Data Simulation Language DSL Digital Simulation Language DSL Digital Subscriber Line DSLA Digital Software Licensing Architecture DSLC Data Subscriber Line Carrier DSLO Distributed System License Option DSM Device Strategy Module DSM Digital Standard MUMPS DSM Digital Switching Module DSM Distinguished Service Medal DSM Distributed Systems Manufacturing DSM District Sales Manager DSMA Digital Sense Multiple Access DSMC Digital Service Monthly Charge DSMIIIR Diagnostic And Statistical Manual DSN Data Set Name DSN Data System News DSN Deep Space Network DSN Digital Services Network DSN Digital Signal (Level N) DSN Distributed Systems Network DSNX Distributed System Node Executive DSO Data Security Officer DSO Days Sales Outstanding DSO Digital Storage Oscilloscope DSO Distinguished Service Order DSOM Distributed System Object Model DSOM Distributed Systems Operations and Management DSP Defense Support Program DSP Digital Signal Processor DSR Data Send Ready DSR Data Set Ready DSR Device Status Register DSR Digital Standard Runoff DSR Digital Stepping Recorder DSR Digital Storage Relay DSR Dynamic Service Register DSRD Data Set Rate Detect DSRD Data Signal Rate Detector DSREDS Digital Storage and Retrieval and Engineering Data Systems DSRI Digital Standard Relational Interface DSS Data Station Selector DSS Decision Support System DSS Digital Satellite System DSS Digital Signal Standard DSS Direct Station Selection DSSI Digital Small Storage Interconnect DSSI Digital Storage Systems Interconnect DST DiSorTion DSTAR Digital System Technical Architecture Research DSU Data Service Unit DSU Device Switching Unit DSU Digital Service Unit DSU Digital Synchronization Unit DSU Disk Storage Unit DSUG Data Systems Users Group DSUWG Data Systems Users Working Group DSW Data Status Word DSX Digital Signal CrossConnect DSX Digital System CrossConnect DSX Distributed System Executive DT Data Translator DT Data Transmission DT Data Transmit DT Dial Tone DT Digital Technique DT Digroup Terminal DT Down Time DT Dye Test DTA Data DTA Data File DTA Delayed Treatment Area DTA Disk Transfer Area DTAS Digital Test Access System DTB Data Transfer Bus DTC Design To Cost DTC Digital Trunk Controller DTC Digroup Terminal Controller DTD Data Type Descriptions DTD Document Type Definition DTDM Digital Terminal Data Module DTE Data Terminal Emulation DTE Data Terminal Equipment DTF Dial Tone First DTF Document Transmission Facility DTG Data Time Group DTG Direct Trunk Group DTI Dark Towers International DTI Digital Trunk Interface DTIB Decision Table Information Bulletin DTIC Defense Technical Information Center DTID Design and Test Integration Division DTIF Digital Tabular Interchange Format DTIF Digital Transmission Interface Frame DTL Design Team Leader DTL Digital Transistor Logic DTL Diode Transistor Logic DTLC Dialog Tag Language Compiler DTM Delay Time Multiplier DTMF Dual Tone Multi-Frequency DTMS Database and Transaction Management System DTN Digital Telephone Network DTP Desktop Publishing DTP Directory Tape Processor DTP Distributed Transaction Processing DTR Daily Transaction Reporting DTR Data Terminal Ready DTR Deep Tendon Reflex DTR Digital Telemetering Register DTRC David Taylor Research Center DTRT Do The Right Thing DTS Data Transmission System DTS Digital Tandem Switch DTS Digital Termination Service DTS Digital Termination System DTSO Document Type Structure Outline DTST Dial Tone Speed Test DTTU Data Transmission Terminal Unit DTU Demand Transmission Unit DTU Digital Tape Unit DTU Digroup Terminal Unit DTW Dynamic Time Warping DU Decision Unit DU Disk Usage DUA Dallas Underground Association DUA Digital Underground Association DUA Directory User Agent DUAL Dynamic Universal Assembly Language DUAT Direct User Access Terminal DUE Drug Usage Evaluation DUNE Dallas Underground Network Exchange DUNS Data Universal Numbering System DUP Duplicate DUR Duration DUT Device Under Test DUV Data Under Voice DV DESQview Script File DVI Digital Video Interactive DVI Digital Voice Interactive DVM Data Voice Multiplexor DVM Doctor of Veterinary Medicine DVMA Direct Virtual Memory Access DVN Digital Video Network DVR Device Driver DVST Direct Viewing Storage Tube DVT Deep Venous Thrombosis DVT Design Verification Test DVX Digital Voice Exchange DW Data Word DW Double Word DWCI DecWindows Compiler Interface DWI Diffusion Weighted Imaging DWI Doc Writers Incorporated DWIM Do What I Mean DWIMC Do What I Mean, Correctly DX Distance DX Distance Service DX Document Transmission DX Duplex DXAM Distributed Indexed Access Method DXB Drawing Interchange Binary File DXC Data Exchange Control DXF Data Exchange Format DXF Data Transfer File DXF Drawing Exchange Format DXI Data Exchange Interface DXS Diffuse X-Ray Spectrometer DXT Data Extract DXTF Data Extract Facility E Electrical E Electronic E Element E Enable E Error E&M Ear and Mouth E911 Enhanced 911 EA Effective Address EA Electronic Arts EA Extended Address EAA Essential Amino Acids EAAT Equal Access Alternative Technologies EAAT Equal Access Alternative Technology EAC Electronic Access Control EADAS Engineering and Administrative Acquisition System EADAS Engineering and Administrative Data Acquisition System EADAS/NM EADAS/Network Management EAEO Equal Access End Office EAG Equipment Advisory Group EAG Exposure Assessment Group EAM Electrical Accounting Machine EAM Embedded Atom Method EAN European Academic Network EAN European Article Numbering Code EAP Employee Assistance Program EAR Export Administration Regulations EARN European Academic Research Network EARN The European Academic and Research Network EAROM Electrically Alterable Read Only Memory EAS Electronic Accounting System EAS Engineering Administration System EAS Extended Announcement System EAS Extended Area Service EASD Equal Access Service Data EASD Equal Access Service Date EASD European Association for the Study of Diabetes EASE Experimental Assembly of Structures in EVA EBB Extended Bulletin Board EBBS Electronic Bulletin Board System EBCB European Bank of Computer Programs in Biotechnology EBCDIC Extended Binary Coded Decimal Interexchange Code EBCDIC Extended Binary Coded Decimal Interchange Code EBDI Electronic Business Data Interchange EBEA Epstein-Barr Early Antigen EBI Elective Brain Irradiation EBI Equivalent Background Input EBL Estimated Blood Loss EBNA Epstein-Barr Nuclear Antigen EBR Electronic Beam Recording EBRT Electron Beam Radiation Therapy EBS Emergency Broadcast System EBV Epstein-Barr Virus EBVCA Epstein-Barr Viral Capsid Antigen EBVEA Epstein-Barr Virus Early Antigen EBVNA Epstein-Barr Virus Nuclear Antigen EBVR Epstein-Barr Virus Receptor EC Electronic Calculators EC Endothelial Cell EC Engineering Change EC Epidermal Cell EC Error Checking EC Error Correcting EC European Community EC Exchange Carrier EC External Cost ECA Electronics and Computer Assembly ECA Elite Crackers Association ECA Engineering Change Assessment ECAD Electrical Computer Aided Design ECAD Engineering Computer Aided Design ECAP Electronic Circuit Analysis Program ECAP Electronic Customer Access Program ECASS Electronically Controlled Automatic Switching System ECASS Export Control Automated Support System ECB Electronic Claims Billing ECB Electronic Code Book ECB Error Control Block ECC East Coast Crackers ECC Electronic Computer Concepts ECC Emergency Cardiac Care ECC Emitter Coupled Circuits ECC Enter Cable Change ECC Error Correction Code ECC Error Checking and Correction ECC Error Correction Capability ECCM Electronic Counter Countermeasures ECCS Economic C (Hundred) Call Seconds ECD E.Coli Database ECD Enhanced Color Display ECDO Electronic Community Dial Office ECEH European Center for Environment and Health ECF Enhanced Connectivity Facility ECF Eosinophil Chemotactic Factor of Anaphylaxis ECF Extended Care Facility ECFA Electronic Communications Forwarding Act ECG Electrocardiogram ECHO Elite Crackers/Hackers Organization ECHO European Commission Host Organization ECIA Economic Crime Investigators Association ECIX Environmental Exchange ECL Emitter Coupled Logic ECL Equipment Component List ECL Error Code Logging ECL Error Correction Logic ECLO Emitter Coupled Logic Operator ECLSS Environmental Control and Life Support ECM Electronic Countermeasures ECM Error Correction Mode ECM Extra Cellular Matrix ECME Electronic Countermeasures Equipment ECMO Extra Corporeal Membrane Oxygenation ECN Electronic Change Notice ECN Engineering Computer Network ECNE Enterprise Certified NetWare Engineer ECO Engineering Change Order ECOM Electronic Computer Originated Mail ECOS Extended Communications Operating System ECP Effective Core Potential ECP Engineering Change Proposals ECP Enhanced Capabilities Port ECP Executive Control Program ECPA Electronic Communications Privacy Act ECPT Electronic Coin Public Telephone ECR Electronic Rats ECS Educational Computing Service ECS Electronic Crossconnect System ECS Environmental Control System ECS Executive Control System ECS Extended Core Storage ECSA Exchange Carriers Standards Association ECT Eclectroconvulsive Therapy ECT Emission Computed Tomography ECT ExtraCerebral Toxoplasmosis ECTL Electronic Communal Temporal Lobe ECTL Emitter Coupled Transistor Logic ECTS European Credit Transfer System ECU Environmental Control Unit ECX Entry Color X Terminal ED Department of Education ED Editor ED Electrical Differential ED Erase Display ED Error Detecting ED External Device EDA Electronic Design Automation EDA Electronic Differential Analyzer EDA Exploratory Data Analysis EDAC Electromechanical Digital Adapter Circuit EDAC Error Detection and Correction EDACS Environmental Data Access and Control System EDC Electronic Desk Calculator EDC Electronic Digital Computer EDC End Diastolic Counts EDC Engineering Data Center EDC Enhanced Data Correction EDC Error Detection and Correction EDC Error Detection Code EDC Estimated Date of Confinement EDCOM Editor and Compiler EDCS Engineering Document Control System EDCW External Device Control Word EDD Economic Development Directory EDDC Extended Distance Data Cable EDE External Document Exchange EDF Execution Diagnostic Facility EDGAR Electronic Data Gathering Analysis and Retrieval EDGE Electronic Data Gathering Equipment EDHE Experimental Data Handling Equipment EDI Eating Disorders Inventory EDI Electronic Data Interchange EDI Electronic Dissemination of Information EDI Electronic Document Interchange EDI Electronic Data Interchange EDIF Electronic Design Interchange Format EDIN Economic Development Information Network EDIS Emergency Dial Information System EDIS Emergency Digital Information Service EDLC Ethernet Data Link Control EDO Extended Duration Orbiter EDOS Electronic Dissemination of Opinions System EDOS Enhanced DOS EDOS Extended Disk Operating System EDP Electronic Data Processing EDPC Electronic Data Processing Center EDPE Electronic Data Processing Equipment EDPEO Electronic Data Processing Equipment Office EDPM Electronic Data Processing Machine EDPS Electronic Data Processing System EDRS Engineering Data Resources Services EDS Electronic Data Systems EDS Excessive Daytime Sleepiness EDS Exchangeable Disk Storage EDSAC Electronic Delay Storage Automatic Calculator EDSI Enhanced Small Device Interface EDSX Electronic Digital Signal CrossConnect EDT Eastern Daylight Time EDTA Ethylenediaminetetraacetic Acid EDTCC Electronic Data Transmission Communications Central EDU Education Computer Systems EDU Education Designation in Domain Name System EDU Electronic Display Unit EDV End Diastolic Volume EDWG ESnet DECnet Working Group EDX Electrodiagnosis EE Electrical Engineer EE End to End Signaling EE External Environment EEA Efficiency of Electrical Activity EEC Electronic Equipment EEC European Economic Community EEC Extended Error Correction EECT End-to-End Call Trace EED Electro-Explosive Device EEDP Expanded Electronic Dialing Plan EEE Electronic Equipment Enclosures EEG Electroencephalography EEHLLAPI Entry Emulator High Level Language Applications EEHO Either End Hop Off EEI Equipment-to-Equipment Interface EEL Epsilon Extension Language EEMS Enhanced Expanded Memory Specification EEMS Enhanced Extended Memory System EEOC Equal Employment Opportunity Council EEPROM Electrically Erasable Programmable Read Only Memory EERC Earthquake Engineering Research Center EEVT Electrophoresis Equipment Verification Test EF Emission Factor EF Extended Field EFA Essential Fatty Acids EFA Extended File Attribute EFF Electronic Frontier Foundation EFI Electromechanical Frequency Interference EFIS Electronic Flight Instrumentation System EFL Emitter Follower Logic EFLA Extended Four Letter Acronym EFM Extended Functionality Modules EFMI European Federation for Medical Informatics EFPH Equivalent Full Power Hours EFRAP Electronic Feeder Route Analysis Program EFT Electronic Fund Transfer EFTS Electronic Funds Transfer System EG Emergency Generator eg Example EGA Enhanced Graphics Adapter EGA Estimated Gestational Age EGD Esophagogastroduodenoscopy EGP Electronic Graphics Processing EGP Exterior Gateway Protocol EGRET Energetic Gamma Ray Experiment Telescope EGS Electro-Galvanic Stimulation EHC Environmental Health Center EHF Extremely High Frequency EHLLA Enhanced High Level Language Application EHR Education and Human Resources EHR Environmental Health Research EHV Extra High Voltage EHV Extremely High Voltage EI Electron Ionization EI Ending Inventory EIA Electronic Industries Association EIA Electronics Industries Association EIA Electronics Industry Association EIA Environmental Impact Assessment EIA Enzyme Immunoassay EIA Exercise Induced Asthma EICBBS Electric Ideas Clearinghouse bulletin board system EID Electroimmunodiffusion EIDOS Electronic Imaging Document System EIDS Electronic Information Dissemination Services EIES Electronic Information Exchange System EIP Executive Interface Program EIP Extended Internet Protocol EIR Equipment Improvement Recommendation EIS Electronic Information Services EIS End Interruption Sequence EIS Enterprise Integration Services EIS Executive Information System EIS Executive Interface Structure EIS Expanded Inband Signaling EIS Extended Instruction Set EISA Enhanced Industry Standard Architecture EISA Expanded Industry Standard Architecture EISA Extended Industry Standard Architecture EISB Electronic Imaging Standards Board EISS Economic Impact Study System EISS European Intelligence Support System EITB Engineering Industry Training Board EIU Extended Interface Unit EJC Electronic Journal of Communication EJS Elite Justice Society EJVC Electronic Journal on Virtual Culture EKG Electrocardiogram EKS Endemic Kaposi's Sarcoma EKTS Electronic Key Telephone Service EKTS Electronic Key Telephone Sets EL Electroluminescent ELAN Enhanced Local Area Network ELD Electroluminescent Display ELD Electroluminescent Displays ELDS Exchange Line Data Service ELF Employee Locator Facility ELF Extremely Low Frequency ELI Extensible Language One ELINT Electronic Intelligence ELISA Enzyme Linked Immunosorbent Assay ELM Early Language Milestone ELS Entry Level System ELS Expert Learning Systems ELSA European Law Student's Association ELV Expendable Launch Vehicle EM Electron Microscopy EM Electronic Mail EM Encryption Module EM End of Medium EM Engineering Model EM Estimation Maximization EM Explanatory Model EMA Electronic Mail Association EMA Electronic Messaging Association EMA Electron Microscopic Autoradiography EMA Enterprise Management Architecture EMACS Editing Macros EMB Ethambutol EMB Extended Memory Blocks EMBL EMBnet BioInformation Resource EMBL European Molecular Biology Laboratory EMC Electromagnetic Capability EMC Electromagnetic Compatibility EMC Electromagnetic Conductivity EMD Electromechanical Dissociation EME Electromagnetic Emission EME Emergency Power Engineering EMF Electromagnetic Field EMF Electromotive Force EMI Electromagnetic Interference EMIC Environmental Mutagen Information Center EMIS Educational Management Information System EMIS Electromagnetic Isotope Separation EMIT Enzyme Multiplication Immunoassay Technique EML Electronic Mail File EML Equipment Modification List EML Expected Measured Loss EMM Expanded Memory Manager EMP Electromagnetic Pulse EMP Electromechanical Power EMPT Electromagnetic Pulse Transformer EMR Electromagnetic Radiation EMR Electronic Medical Record EMR Estimated Minimum Requirements EMR Executive Management Responsibility EMS Electronic Mail System EMS Electronic Management System EMS Electronic Medical System EMS Electronic Message Service EMS Element Management System EMS Emergency Medical Service EMS Enterprise Messaging Server EMS Expanded Memory Specification EMT Emergency Medical Technician EMTIC Emission Measurement Technical Information Center EMU Extravehicular Mobility Unit ENA Electronic Networking Association ENC Encoded File END End of Data ENET Ethernet ENFIA Exchange Network Facility for Interstate Access ENG Electronic News Gathering ENG Engineering ENQ Enquire ENQ Enquiry Character ENS Enterprise Naming System ENS Enterprise Network Services ENT Ears Nose And Throat ENT Entry ENTA European Network for the Treatment of AIDS EO End Office EO Executive Order EOA End of Address EOB End of Block EOC End of Conversation EOC End of Cycle EOD End of Data EOD End Of Discussion EODAD End of Data Address EOE Electronic Order Exchange EOE Errors and Omissions Excepted EOF End Of File EOG ElectroOculogram EOI End or Identify EOIM Evaluation of Oxygen Interaction with Materials EOJ End of Job EOL End Of Lecture EOL End Of Life EOL End of Line EOLM End of Line Marker EOM End of Message EOM End of Mission EOM Extra Ocular Movements EON End of Number EOP End of Output EOP End of Program EOQ Economic Order Quantity EOR End of Record EOR End of Reel EOR End of Run EORTC European Organization for Research on Treatment of Cancer EOS Earth Observing System EOS Electro-Optical System EOS Eosinophil EOS Extended Operating System EOT End of Tape EOT End of Thread EOT End of Transmission EOT End of Transmission Character EOTT End of Toll Trunking EOTT End Office Toll Trunking EOV End of Volume EP Electronic Publishing EP End of Program EP End Point EP Entry Point EP Extended-Play EP/PLA Extended Provisions/Program License Agreement EPA Elite Programming Association EPA Enhanced Performance Architecture EPA Environmental Protection Agency EPAH Ethical Phreakers And Hackers EPB Exec Parameter Block EPB External Proton Beam EPBX Electronic Private Branch Exchange EPC Easy Processing Channel EPC Electronic Program Control EPC Embedded Print Command EPD Eukaryotic Promoter Database EPG External Products Group EPHISS Emergency Public Health Information Surveillance System EPI Electronic Photography and Imaging EPI Environmental Policy Institute EPI Excess Program Income EPIC Educational Products Information Exchange EPiC Excellence Produced in Creativity EPIX Emergency Preparedness Information Exchange EPL Effective Privilege Level EPL Electronic Program Language EPLD Electrically Programmable Logic Device EPLS Engineering Price List System EPO Erythropoietin EPO Exogenous Erythropoietin EPP Enhanced Parallel Port EPP Executive Partner Program EPR Electron Paramagnetic Resonance EPR Equipment Performance Report EPRI Electric Power Research Institute EPROM Electronically Programmable Read Only Memory EPROM Erasable Programmable Read Only Memory EPS Electronic Publishing Specialist EPS Electrophysiologic Studies EPS Encapsulated PostScript File EPS Engineered Performance Standards EPS Even Parity Select EPSCOR Experimental Program to Stimulate Computer Research EPSCS Enhanced Private Switched Communications Service EPSF Encapsulated PostScript Files EPSP Excitatory Postsynaptic Potential EPSS Experimental Packet Switching System EPU Electrical Power Unit EPZ Emergency Planning Zone EQ Environmental Qualification EQ Equal EQ Equalizer EQ Equate EQLIST Earthquake Lists EQP Equipment EQU Equal EQU Equate ER Energy Research ER Enhanced Radiation ER Error Register ERA Electronic Reading Automation ERA Environmental Research Applications ERA Estrogen Receptor Assay ERA Evoked Response Audiometry ERAR Error Return Address register ERAS Electronic Residency Application Service ERBF Effective Renal Blood Flow ERBS Earth Radiation Budget Satellite ERC Emergency Response Coordinator ERCP Endoscopic Retrograde Cholangiopancreatography EREP Environmental Recording Editing and Printing ERF Emergency Restoration Facility ERG Electroretinogram ERI Enable Receive Data ERIC Educational Resources Information Center ERIN Environmental Resources Information Network ERIS Electronic Results Inquiry System ERL Echo Return Loss ERLL Enhanced Run Length Limited ERM Entity Relationship Model ERM Enzyme Reference Material ERO Early Release Observations EROM Eraseable Read Only Memory ERP Effective Radiated Power ERP Effective Refractory Period ERP Emergency Response Plan ERPF Effective Renal Plasma Flow ERR Error ERS Economic Research Service ERS Emergency Response Level ERT Earth Resources Technology ERT Emergency Response Team ERT Estrogen Replacement Therapy ERU Error Return Update ERW Enhanced Radiation Weapon ERX Electronic Remote Switching ERX Entity Relationship Expert ES Electronic Storage ES ElektroShok ES Engineering Study ES Environmental Studies ES Equipment Specification ES Evoking Strength ES Expert System ES Extra Segment ESA European Space Agency ESAC Electronic Surveillance Assistance Center ESAC Electronic Systems Assistance Center ESAD Eat Shit and Die ESB Emergency Service Bureau (911) ESB Entry Systems Business ESC Escape ESC Escape Character ESCA Electron Spectroscopy for Chemical Analysis ESD Electronic Systems Development ESD Electrostatic Storage Deflection ESD Emergency Shutdown Device ESD Engineering Service Division ESD Environmental Sensing Device ESD External Symbol Dictionary ESDI Enhanced Small Device Interface ESDI Enhanced Standard Device Interface ESDN Extended Software Defined Network ESDP Educational Services Development and Publishing ESDS Entry Sequence Data Set ESE Expert System Environment ESF Economic Support Fund ESF Engineered Safety Feature ESF Erythropoietic Stimulating Factor ESF Extended Super-Frame ESF Extended Super-Frame Format ESF External Source Format ESG Engineering Systems Group ESG Environmental Systems Group ESHIC Environmental Safety and Health Information Center ESI Enhanced Serial Interface ESI Externally Specified Indexing ESIS European Space Information System ESL Emergency Stand-Alone ESLF Eastern Seaboard Liberation Front ESM Electronic Support Measures ESMD Enhanced Storage Module Device ESN Electronic Serial Number ESN Electronic Switched Network ESNET Energy Sciences Network ESO Engineering Support Operations ESOC European Space Operations Center ESOSL Endless Snorts of Stupid Laughter ESP Early Support Program ESP Ecstatic Sound Productions ESP Electro Sensitive Programming ESP Encapsulating Security Payload ESP Enhanced Serial Port ESP Enhanced Service Provider ESP Extrasensory Perception ESR Effective Signal Radiated ESR Electron Spin Resonance ESR Erythrocyte Sedimentation Rate ESRD End Stage Renal Disease ESRDSI End Stage Renal Disease Severity Index ESRIN European Space Research Institute ESS Electronic Switching System ESSX Electronic Switching System Exchange EST Electric Shock Therapy EST Estimate ESTDB Expressed Sequence Tag Database ESTEC European Space and Technology Center ESU Electrostatic Unit ESV End Systolic Volume ESVN Executive Secure Voice Network ESW Error Status Word ESW Every Strange Warez ESWL Extracorporeal Shockwave Lithotripsy ET Earth Terminal ET Educational Technology ET Elapsed Time ET Exchange Termination ET Exchange Termination Equipment ET External Tank ET&Q Engineering, Technology and Quality ETA Energy Technology Assessment ETA Estimated Time of Arrival ETA Express Traders Alliance ETANN Electrically Trainable Analog Neural Network ETAS Emergency Technical Assistance ETB Education Technology Branch ETB End of Transmission Block ETC Education and Training Center ETC Electronic Transaction Cycle ETC Estimate to Complete ETC Estimated Time of Completion ETD Estimated Time of Departure ETE Eternity ETF Electronic Toll Fraud ETFD Electronic Toll Fraud Device ETG Environmental Technology Group ETH Ethionamide ETI Enable Transmitter ETL Ending Tape Label ETL Equipment Test Lab ETLA Extended Three Letter Acronym ETN Electronic Tandem Network ETNET Extended Temporal Network ETO Engineering Technology Office ETOH Ethyl Alcohol ETP Electronic Technical Publishing ETP Extended Term Purchase ETS Educational Testing Service ETS Electronic Tandem Switching ETS Electronic Telegraphic System ETS Electronic Translation System ETS Environmental Tobacco Smoke ETSACI Electronic Tandem Switching Administration Channel Interface ETSI European Telecommunications Standards Institute ETSSP Electronic Tandem Switching Status Panel ETT Endotracheal Tube ETT Exercise Test Technologist ETT Exercise Tolerance Test ETT ExtraThyroidal Thyroxine ETX End of Text Character EU End User EU Execution Unit EUCS Edinburgh University Computing Service EUNET European UNIX Network EUP Environmental Use Permit EUPOT End User Point of Termination EURECA European Retrievable Carrier EUSR End User EUTELSAT European Telecommunications Satellite EUV Extreme Ultraviolet EUVE Extreme Ultraviolet Explorer EV Estimated Variance EVA Extra Vehicular Activity EVAL Evaluation EVGA Expanded Video Graphics Array EVIL Exotic Visions In Liquid EVPI Expected Value of Perfect Information EVX Electronic Voice Exchange EW Electronic Warfare EWO Engineering Work Order EWOS European Workshop on Open Systems EWR Elite Warez Review EWS Enhanced Work Station EX Execute EX Exile EXAM Examine EXCH Exchange EXCOM Executive Committee EXCP Except EXCP Execute Channel Program EXD External Device EXE Executable File EXEC Execute EXEC Execution EXEC Executive EXL Exercise Leader EXNOR Exclusive Nor Gate EXOR Exclusive Or Gate EXP Exponent EXT External EXT EXtorTion EXT Extremities F Fahrenheit F Feedback F Filter F Fixed F Frequency F & A Finance and Accounting or Finance and Administration F/G Finished Goods FA Forced Answer FA Frame Aligner FA Fully Automatic FA Fuse Alarm FA&T Final Assembly and Test FAA Federal Aviation Administration FABS Financial and Administration Business Systems FAC Facility FAC File Access Code FAC Financial Administrative Control FACE Fathers and Children for Equality FACE Field Alterable Control Element FACP Fellow of the American College of Physicians FACS Facilities Assignment and Control System FACS Flexible Accounting Control System FACT Fully Automatic Cataloging Technique FACT Fully Automatic Compiler Translator FACT Fully Automatic Compiling Technique FAES Foundation for Advanced Education in the Sciences, Inc. FAI Functional Aerobic Impairment FAIDS Feline AIDS FAIS Foreign Affairs Information System FAM Fast Access Memory FANA Fluorescent Antinuclear Antibody FAO Food and Agriculture Organization of the United Nations FAP File Access Protocol FAP Financial Analysis Program FAP Fortran Assembly Program FAPI Family Application Program Interface FAQ Frequently Asked Question FAQL Frequently Asked Questions List FAR Failure Analysis Report FAR Federal Acquisition Regulation FAR Federation of American Research FARE Fluid Acquisition and Re-supply Experiment FARNET Federation of American Research Networks FAS Fetal Alcohol Syndrome FAS Foreign Agricultural Service FASST Flexible Architecture Standard System Technology FAST Fast Auroral Snapshot Explorer FAST Federation Against Software Theft FAST First Application System Test FAT File Allocation Table FAT Fluorescent Antibody Test FAX Facsimile FAX FAX File FB Files Busy FB Fixed Block FB Followed By FBA Fixed Block Architecture FBC Fag Bashing Crew FBC Fully Buffered Channel FBI Federal Bureau of Investigations FBI Freaker's Bereau Incorporated FBOD Finance Board of Directors FBP Fibrin Breakdown Product FBR Fast Breeder Reactor FBS Fasting Blood Sugar FC Fatal Connection FC File Control FC File Conversion FC Frame Control FC Fuel Cycle FC Future Crew FC&A Frequency Control and Analysis FCA Functional Configuration Audit FCAP Facility Capacity FCB File Control Block FCC Federal Communications Commission FCC Federal Computer Conference FCC Federal Cracking Consortium FCCSET Federal Coordinating Council on Science Engineering Technology FCDR Failure Cause Data Report FCFS First Come First Served FCG False Cross or Ground FCI Flow Cytometric Immunophenotyping FCI Flux Changes-per-Inch FCIC Federal Computer Investigations Committee FCL Feedback Control Loop FCO Field Change Order FCP File Control Processor FCP Fone Conspiracy FCRC Federal Contract Research Center FCS File Control System FCS First Customer Ship FCS Frame Check Sequence FCSI Fiber Channel Systems Initiative FCST Forecast FD File Description FD Flexible Disk FD Floppy Disk FD Full Duplex FDA Food And Drug Administration FDC Floppy Disk Controller FDC Functional Design Criteria FDDI Fiber Distributed Data Interface FDDI Fiber Optic Data Distribution Interface FDE Fluid Dynamics Experiment FDHD Floppy Drive High Density FDI Feeder/Distribution Interfaces FDISK Fixed Disk FDM Frequency Division Multiplexing FDN The Foundation FDOS Fixed Disk Operating System FDP Federal Demonstration Project FDP Field Development Program FDR Fast Dump Restore FDROTFL Falling Down Rolling On The Floor Laughing FDT Fucked Damn Traders FDX Full Duplex FDX Full Duplex Transmission FE Field Engineers FE Finite Element FE Format Effector FE Framing Error Fe2O3 Ferric Oxide FEA Finite Element Analysis FEA Fluid Experiment Assembly FEC Forward Error Correcting FED Far End Data FEE French Echocardiographic Equipment FEL First Element Launch FelV Feline Leukemia Virus FEMA Federal Emergency Management Agency FEMF Foreign Electro-Motive Force FEMP Federal Energy Management Program FEP Field Evaluation Program FEP Financial Evaluation Program FEP Front End Processor FEPS Facility and Equipment Planning System FERC Federal Energy Regulatory Commission FERS Federal Employees Retirement System FES Functional Electrical Stimulation FESDK Far East Software Development Kit FET Federal Excise Tax FET Field Effect Transistor FETI Fluorescent Energy Transfer Immunoassay FETP Field Epidemiology Training Program FEV Far End Voice FEWS Followon Early Warning System FF Fixed Fee FF Form Feed FFA Free Fatty Acids FFB Flexible Fiberoptic Bronchoscopy FFM Fat Free Mass FFP Fresh Frozen Plasma FFRDC Federally Funded Research and Development Center FFS Fast File System FFT Fast Fourier Transform FFT Flicker Fusion Threshold fg Femtogram FG Foreground FGA Feature Group A FGB Feature Group B FGC Feature Group C FGD Feature Group D FGND Frame Ground FGS Fine Guidance Sensors FHA Federal Housing Administration FHC Family Health Center FHD Fixed Head Disk FHLMC Federal Home Loan Mortgage Association FHM Fetal Heart Monitor FHMA Federal Home Mortgage Association FHR Fetal Heart Rate FHS Fetal Heart Sounds FHST Fixed Head Star Tracker FHT Fetal Heart Tones FI Fault Isolation FI Furtive Industries FIA Fluoroimmunoassay FIB Focused Ion Beam FIE Federal Information Exchange FIF Fractal Image Format FIFO First In, First Out FIFO First In, First Out FIFO Floating Input Floating Output FIG Figure FIGO International Federation of Gynecology and Obstetrics FIGS Figure Shift FILO First In Last Out FIM Functional Independence Measure FIMG Finance Industry Marketing Group FIMS Forms Interface Management System FIN Field Information Notice FIO Frequency In and Out FIOC Frame Input/Output Controller FIP Facility Interface Processor FIP Field Inspection Procedure FIP File Processor Buffering FIPS Federal Information Processing Standard FIR Far Infrared FIR Field Information Report FIR Finite Impulse Response FiRM First In Releasing Most (Incorrect Acro) FiRM Five-O is Rigor Mortis (Correct Acro) FIRMR Federal Information Resource Management Regulation FIS Floating Point Instruction Set FISG Financial Industries Systems Group FISH First In, Still Here FISP Fast Imaging with Steady Precession FISU Fill In Signal Unit FIT Federal Information Technologies FIT Field Investigation Team FITB Fill In The Blanks FITS Flexible Image Transport System FIV Feline Immunodeficiency Virus Five-O Cracking Group (formerly the Imperial Warlords) FIX Federal Information Exchange FK Function Key FL Fixed Length FLC Fuzzy Logic Controllers FLD Field FLG Flag FLIC Function Living Index Cancer FLICC Federal Library and Information Center Committee FLIH First Level Interrupt Handler FLIR Forward Looking Infrared FLL FoxPro Link Library FLOPS Floating Point Operations per Second FLRA Federal Labor Relations Authority FLS Floating License Server FLT FairLighT FLT Flight FM Facility Module FM File Maintenance FM Format FM Frequency Modulation FMAC Facility Maintenance and Control FMAP Field Manufacturing Automated Process FMB Federal Maritime Board FMC Financial Management Center FMCS Federal Mediation and Conciliation Service FME Frequency Measuring Equipment FMEA Failure Mode and Effects Analysis FMEVA Floating Point Means and Variance FMF Familial Mediterranean Fever FMFB Frequency Modulation and Feedback FMIC Field Manufacturing Information Center FMM Finite Message Machine FMMC Field Manufacturing Management Committee FMP Field Manufacturing Plan FMS File Management System FMS Financial Management Service FMS Finite State Machine FMS Flexible Manufacturing System FMS Forms Management System FMT Figure of Merit FMT Format FMT Function of Merit FMT TeX Format File FNA Fine Needle Aspiration FNAC Fine Needle Aspiration Cytology FNAL Fermi National Accelerator Laboratory FNC Federal Networking Council FNPA Foreign Numbering plan Area FNR Fibronectin Receptor FNT Font FNT Font File FO Fiber Optic FO Field Office FO Foreign Office FO Forward Observer FOA Fiber Optic Adapter FOA First Office Application FOAC Federal Office Automation Center FOAF Friend Of A Friend FOB Fiberoptic Bronchoscopy FOBT Fecal Occult Blood Test FOC Faint Object Camera FOC Fiber Optic Communications FOCAS Field Office Commission Automation System FOCUS Federation on Computing in the U S FOD Finger of Death FOE Fucking Operator Error FOIA Freedom of Information Act FOIL File Oriented Interpretive Language FOIMS Field Office Information Management System FOIRL Fiber Optic Inter-Repeater Link FOMAU Fiber Optic Media Access Unit FOMC Field Operations Management Committee FON Fiber Optics Network FON Font File FON Phone Directory File FON Phone File FOPT Fiber Optic Photo Transfer FOR FORTRAN Source Code File FOR Free on Rail FORTRAN Formula Translator FOS Faint Object Spectrograph FOS Fiber Optic Sigmoidoscopy FOSE Federal Office Systems Exposition FOSSIL Fido/Opus/Seadog Standard Interface Layer FOTCL Falling Off The Chair Laughing FOV Field of View FP File Protect FP Fixed Point FP Floating Point FP Functional Protocol FPA Floating Point Adapter FPA Floating Point Accelerator FPA Floating Point Adapter FPAP Floating Point Array Processor FPCP Funky Pack of Cyberpunks FPE Floating Point Engine FPE Fortran Programming Environment FPE French Postural Experiment FPGA Field Programmable Gate Array FPHA Federal Public Housing Authority FPL Functional Programming Languages FPLA Field Programmable Logic Array FPLS Field Programmable Logic Sequencer FPM Feet Per Minute FPO Field Post Office FPP Floating Point Package FPP Floating Point Processor FPR False Positive Rate FPRS Federal Property Resources Service FPS Fast Packet Switching FPS Feet Per Second FPS Floating Point Systems FPS Frames Per Second FPT Forced Perfect Termination FPU Floating Point Processor Unit FPU Floating Point Unit FQDN Fully Qualified Domain Name FR Fault Reporting FR Federal Register FR Flat Rate FR Frame Relay FRAM Ferroelectric Random Access Memory FRAT Free Radical Assay Test FRB Federal Reserve Board FRBBS Fire Research BBS FRC Front Range Consortium FRC Functional Residual Capacity FRC Fusion Research Center FRED Federal Reserve Economic Data FRED Frame Editor FRED Fucking Ridiculous Electronic Device FREIDA Fellowship and Residency Electronic Interactive Database Access FRESBB Federal Real Estate Sales Bulletin Board FRICC Federal Research Internet Coordinating Committee FRISC Fast Reduced Instruction Set Computer FRL Freelancers Guild FRPG Fantasy Role Playing Game FRPS Field Reliability Performance Studies FRQ Facility Request Message FRR Flight Readiness Review FRS Federal Reserve System FRS First Revenue Ship FRS Flexible Route Selection FRS Formal Reporting System FRS WordPerfect Graphics Driver File FRU Field Replaceable Unit FS Field Service FS File Separator FS File System FS Fire Skull FS Full Scale FSA Finite State Automation FSB Free Storage Block FSBPRT Free Storage Block Printing FSCM Federal Supply Code for Manufacturers FSCR Full Scale Range FSD File System Driver FSE Field Service Engineer FSF Free Software Foundation FSG Financial Systems Group FSH Flash FSH Follicle Stimulating Hormone FSIQ Full Scale Intelligence Quotient FSK Frequency Shift Keying FSL Field Service Logistics FSL Forms Source Language FSP Fibrin Split Products FSR Feedback Shift Register FSS Fast System Switch FSS Federal Supply Service FSS Flight Service Station FSS Flight Support System FSV Full Screen Viewer FSW Feet of Salt Water FSW Female Sex Worker FT Fault Tolerant FT Field Test FT File Transport FT Full Time FT Functional Test FTA Fluorescent Treponemal Antibody FTAM File Transfer Access and Management FTAM File Transfer Access Method FTAM File Transfer and Management FTC Federal Trade Commission FTC Frequency Time Control FTCH Full Text Character Based FTD Functional Test Demonstration FTE Full Time Equivalent FTF File Transfer Facility FTG Final Trunk Group FTH FaiTH FTI Free Thyroxine Index FTIR Fourier Transform Infrared FTL Faster Than Light FTLV Feline TLymphotropic Lentivirus FTM Fault Tolerant Multiprocessor System FTN Field Television Network FTND Full Term Normal Delivery FTP File Transfer Program FTP File Transfer Protocol FTPD File Transfer Protocol Daemon FTRS Full Text Retrieval System FTS Federal Telecommunications Service FTS Federal Telecommunications System FTS Federal Telephone System FTS File Transfer Service FTS File Transfer Support FTSG Full Thickness Skin Graft FTT Failure To Thrive FTZ Free Trade Zone FUAP Fucked-Up Average People FUBAR Failed UniBus Address Register FUBAR Fucked Up Beyond All Recognition FUCK Forgive Us Crazy Kids FUCK Fucked Up College Kids FUD Fear, Uncertainty, and Doubt FUD Fucked-Up Dudes FUI File Update Information FUN Function FUNC Function FUNET Finnish University and Research Network FUO Fever Of Unknown Origin FURTB Full Up Ready To Burst (about hard disk drives!) FUSE Far Ultraviolet Spectroscopy Explorer FV Influenza Vaccine FVC First Volume Commit FWA Fraud and Waste FWB Full Weight Bearing FWD Front Wheel Drive FWIW For What It's Worth FWT Fast Wavelet Transform FX Foreign Exchange FY Fiscal Year FYI For Your Information FYS For Your Signature FZG Folo Zone Gang G Gauss G Giga G Gravitational Constant G Gravity GA General Assembly GA Go Ahead GaAs Gallium Arsenide GABA Gamma Amino Butyric Acid GAC General Adolescent Clinic GAC General Atomics Corporation GADO General Aviation District Office GAL Generic Array Logic GAM Graphic Access Method GAMA Graphics Assisted Management Application GAMS Guide to Available Mathematical Software GAN Gas Analysis GAN Generating and Analyzing Networks GAN Global Area Network GAO General Accounting Office GAO Government Accounting Office GAP General Assembly Program GAP Generic Authentication Protocol GAPI Gateway Application Programming Interface GAR Growth Analysis and Review GARNET Global Applied Research Network GAS Get Away Special GASP Gas Plasma Display GASP Generalized Academic Simulation Program GATB General Aptitude Test Battery GATT General Agreement on Trade and Tariffs GAW Guaranteed Annual Wage GAZT Glucuronide Derivative of Azidothymidine GB Gigabyte GBASE Genomic Database of the Mouse GBIP General Purpose Interface Bus Gbps Gigabits Per Second GBS Group Bridging Service GBS Guillain-Barre Syndrome GC Graphic Context GC Guidance Computer GCA General Communications Architecture GCA Gestation Corrected Age GCC Gnu C Compiler GCD Greatest Common Divisor GCD Greatest Common Multiple GCDB Geographic Coordinate Database GCL Graphics Command Language GCM Global Climate Modeling GCOS General Comprehensive Operating Supervisor GCOS Gods Chosen Operating System GCR Group Code Recording GCRC General Clinical Research Center GCS Glasgow Coma Score GCS Group Control System GCV Ganciclovir GD&R Grin, Duck & Run GD&R Grinning, Ducking, and Running GDA Global Data Area GDB Genome Database GDC General Design Criteria GDC Greatest Common Divisor GDDM Graphical Data Display Manager GDF Graphical Display File GDI Graphic Device Interface GDI Graphical Device Interface GDM Gestational Diabetes Mellitus GDMS Generalized Data Management System GDMS Glow Discharge Mass Spectrometry GDS Geriatric Depression Scale GDS Graphic Display System GDT Graphics Development Toolkit GDU Grave Dancers Union GDW Grin, Duck and Weave GE General Equipment GE Greater Than or Equal GECOS General Electric Comprehensive Operating System GEENET Global Environmental Epidemiology Network GEIS General Electric Information Systems GEISCO General Electric Information Services Company GELNET Global Environmental Library Network GEM Graphics Environment Manager GEMI GSA Electronic Management Information GEMS General Educational Management System GEN Generator GENIE General Electric Network for Information Exchange GEO Geosciences GEOMAG Geomagnetic Field Values GEOS Graphic Environment Operating System GERD Gastroesophageal Reflux Disease GERM Generalized Entity Relationship Model GERT Graphic Evaluation Review Technique GFCI Ground Fault Circuit Interrupter GFE Government Furnished Equipment GFP Government Furnished Property GFR Grim File Reaper GH Gigahertz gH Global Hell GHCD Growth Hormone Concentration and Distribution GHRS Goddard High Resolution Spectrograph GHZ Gigahertz GI Government Issue GIA General International Area GID Group Identification GIDS Generalized Intelligent Decision System GIF Graphics Interchange Format GIGO Garbage In, Garbage Out GIGO Garbage In, Gospel Out GILS Government Information Locations System GIM Group Identification Mark GIML Generalized Information Management Language GIOC General Input/Output Controller GIPS Giga Instructions Per Second GIPS Ground Information Processing System GIRS Generalized Information Retrieval System GIS General Inquiry System GIS Generalized Information System GIS Geographic Information System GIS Graphical Information System GISD Generic Internet Service Description GIWIST Gee I Wish I'd Said That GIX Global Internet Exchange GJP Graphic Job Processor GKS Graphical Kernel Standard GKS Graphical Kernel System GLB Globe Trotters GLC Gas Liquid Chromatography GLG Goofy Little Grin GLGH Good Luck and Good Hunting GLIB Gay and Lesbian Information Bureau GLIF Gay and Lesbian Information Front GLIS Global Land Information System GLM Gigabit Link Module GLOMR Global Low Orbit Message Relay GLY Glossary File GLY Glossary File Extension GM Game Master GM Gay Men GM Grateful Med GMAP General Macro Assembly Program GME Graduate Medical Education GMENAC Graduate Medical Education National Advisory Committee GMG Government Manufacturing Group GMIS General Management Information System GML Generalized Markup Language GMT General Machine Test GMT Geometric Mean Titers GMT Greenwich Mean Time GND Ground GND System Ground GNN Global Network Navigator GNP Gross National Product GNU GNU's Not Unix GNX GenX GOALI Grant Opportunities for Academic Liaison with Industry GOCA Graphic Object Content Architecture GOCI General Operator Computer Interaction GOCO Government Owned Contractor Operated GOD Gays of Destruction GOD Givers of Destruction GOD Global Outdial GOD Global Over Dose GoDs Guild Of Distributors GOE Government Owned Equipment GOES Geostationery Operational Environmental Satellite GOK God Only Knows GOP General Operating Procedures GOP Grand Old Pirates GOR General Operational Requirement GOS Grade Of Service GOSAMR Gelation of Sols: Applied Microgravity Research GOSIP Government Open Systems Interconnection Profile GOSIP Government OSI Profile GOTFIA Groaning On The Floor In Agony GOV Other U S Government in Domain Name System GOVT Government GP Gravity Probe GP Group Processor GPA Gainseville Pirates Association GPA General Purpose Analysis GPA Global Program on AIDS GPA Grade Point Average GPAC General Purpose Analog Computer GPC General Purpose Computer GPD Gas Plasma Display GPD General Purpose Discipline GPDC General Purpose Digital Computer GPDS General Purpose Display System GPF General Protection Fault GPI General Paralysis of the Insane GPI General Purpose Interface GPI Graphical Programming Interface GPIB General Purpose Interface Bus GPL General Public License GPL General Purpose Language GPL Generalized Programming Language GPL Graphics Programming Language GPLP General Purpose Linear Programming GPO General Post Office GPO Government Printing Office GPR General Purpose Register GPS Global Positioning System GPS Graphic Programming Services GPSI Graphics Processor Software Interface GPSS General Purpose Simulation System GPSS General Purpose Systems Simulator GPV General Public Virus GPV Global Program for Vaccines GPX Graphics Processor Accelerator GQL Graphical Query Language GR General Relief GR Grant Reimbursement GR Group GR&D Grinning, Running, and Ducking GRA Graduate Research Assistant GRACE Graphic Arts Composing Equipment GRD Ground GRE Graphics Engine GREP Global Regular Expression and Print Program GRF Graph File GRH Growth Hormone Releasing Hormone GRID Graphical Interactive Display GRIN Gradient Index GRiP Graphic Revolution in Progress GRiP/AD GRiP Ansi Division GRIPS Government Raster Image Processing Software GRO Gamma Ray Observatory GRP Group GRP Group File GRP-MOD Group Modulator GRS Generalized Retrieval System GRS Graph Rewriting Systems GRS Great Red Spot GS Games Society GS General Systems GS Graphics Standard GS Gray Scale GS Group Separator GS Guide Star GSA General Services Administration GSAM Generalized Sequential Access Method GSAT General Telephone and Electronics Satellite Corporation GSB General Systems Business GSC Gas Solid Chromatography GSC Guide Star Catalog GSD Geometric Standard Deviation GSFC Goddard Space Flight Center GSG Government Systems Group GSH Glutathione GSH Growth Stimulating Hormone GSI Grand Scale Integration GSIM General Services Industry Marketing Group GSM Generalized Sequential Machine GSM Global System Mobile GSO Geosynchronous Orbit GSOC German Space Operation Center GSR Galvanic Skin Response GSS Graphic Service System GSS Guided Self Scheduling GSSP General Systems Security Principles GST Greenwich Sidereal Time GSTS Ground Based Surveillance and Tracking System GSW Gun Shot Wound GT Game Theory GT Greater Than GT Group Technology GTC General Telephone Company GTC Grand Tour Cluster GtD Gates Of Dawn GTE General Telephone and Electric GTE General Telephone Electronics GTF Ground Test Facility GTO Geosynchronous Transfer Orbit GTO Graphics Test Organizer GTS Gamma Transfer Service GTT Global Title Transmission GTT Glucose Tolerance Test GUI Graphical User Interface GUIDE Graphical User Interface Design Editor GULP General Utility Library Program GURPS Generic Universal Role Playing Systems GUT Grand Unified Theory GVHD Graft-Vs-Host Disease GVHR Graft-Vs-Host Reaction GVU Graphics Visualization Usability GWEN Ground Wave Emergency Network GX Graphics Extended GXT Graded Exercise Test GXTT Graded Exercise Tolerance Test GZ Ground Zero H Hacker H Hacking H Half Word H Hardware H Header File H Hexadecimal H&S Health and Safety H/M Hotel/Motel h/s Hardware/Software H/W Hardware HA Horn Alert HAA Hepatitis Associated Antigen HAA Hospital Activity Analysis HACCP Hazard Analysis Critical Control Point HACD Home Area Customer Dialing HACE High Altitude Cerebral Edema HACK Hackers Against Communist Kunts! HACK Hacking And Computer Krashing HAE Hereditary Angioedema HAGS Herbally Aroused Gynecological Squad HAI Hemagglutination Inhibition HAL Hard Array Logic HAL Heuristically Programmed Algorithmic Computer HALAN Houston Area Library Automated Network HALE Hacker's Against Law Enforcement HANE Hereditary Angioneurotic Edema HAP Hazardous Air Pollutant HAP Host Access Protocol HAP/PA North America Pirate/Phreak Association HAPE High Altitude Pulmonary Edema HAQ Health Assessment Questionnaire HARC Houston Area Research Center HARH High Altitude Retinal Hemorrhages HASH Humans Against Society and Homework HASP Houston Automated Spooling Program HAT Hashed Address Table HAT Heparin Associated Thrombocytopenia HATE Highly Artistic And Talented HATE Highly Artistically Talented Enterprises HAV Havok HAV Hepatitis A Virus HAVAB Hepatitis A Virus Antibody HAZW Hazardous Waste Database HB Handbook HBA Host Bus Adapter HBAB Hepatitus B Antibody HBC Hepatitis B Core Antigen HBC High Blood Cholesterol HBCU Historically Black Colleges and Universities HBD Hybrid HBDI Human Biological Data Interchange HBIG Hepatitis B Immune Globulin HBO Home Box Office HBO Hyperbaric Oxygen Therapy HBP High Blood Pressure HBT Homologous Blood Transfusion HBV Hepatitis B Virus HC Handling Capacity HC Hard Copy HC Hybrid Computer HC Hydrophobic Core HCDS High Capacity Digital Service HCF Halt and Catch Fire HCFA Health Care Financing Administration HCH Hard Core Hackers HCI Hardness Critical Item HCI Host Control Interface HCI Human Computer Interaction HCI Human Computer Interface HCIG Health Care Industry Group HCL Host Control Links HCL Hydrochloric Acid HCMM Heat Capacity Mapping Mission HCPW Health Care Professional Workstation HCSDS High Capacity Satellite Digital Service HCTDS High Capacity Terrestrial Digital Service HCTZ Hydrochlorothiazide HCV Hepatitis C Virus HCW HealthCare Workers HD Half Duplex HD Hard Drive HD Hard Disk HD Heavy Duty HD High Density HDA Head Disk Assembly HDAM Hierarchical Direct Access Method HDB Hybridoma Databank HDBV Host Database View HDC Hard Disk Controller HDCS Human Diploid Cell Strain HDCV Human Diploid Cell Rabies Vaccine HDD Hard Disk Drive HDDS High Density Data System HDE High Dependency Environment HDG Heading HDK Hippy Dippy Klub HDL Hardware Description Language HDL High Density Lipoprotein HDLC High Density Lipoprotein Cholesterol HDLC High Level Data Link Control HDN Hemorrhagic Disease of The Newborn HDR Header HDSC High Density Signal Carrier HDTV High Definition Television HDTV High Density Television HDW Hardware HDX Half Duplex HE High Eccentricity Orbit HE Human Error HEAA Higher Education Act Amendment HEAL Health Education Assistance Loan Program HEAO High Energy Astronomical Observatory HEAP Home Energy Assistance Program HEAT Hackers Enterprising Across Telecommunications HEB High Energy Beam HEEO Highly Elliptical Earth Orbit HEHN Home Economics and Human Nutrition HEHO High End Hop Off HEI Health Effects Institute HEK Human Epidermal Keratinocytes HEL High Energy Laboratory HELL Hackers Eliminating LowLifes HELIN Higher Education Library Information Network HELIO Heliocentric HELP Health Education and Lifestyles Program HEM Hybrid Electromagnetic Wave HEMP Hardcore Elite Mother Phuckers HEMT High Electron Mobility Transistor HeNe Helium Neon HEO High Earth Orbit HEP Heterogeneous Element Processor HEP High Energy Physics HEP Human Error Probability HEPA High Efficiency Particulate Air Filter HEPNET High Energy Physics Network HERC Hercules HERF High Energy Radio Frequency HERO Health Education Resource Organization HERO Higher Education Opportunities for Minorities and Women HERO Higher Education Resources and Opportunities HESI High Energy Solar Imager HEU Highly Enriched Uranium HEV Hepatitis E Virus HEX Handicapped Educational Exchange HEX Hexidecimal HF Hands Free HF High Frequency HF Human Factors HFD Health Fitness Director HFE Human Factors Engineering HFI Health Fitness Instructor HFJV High Frequency Jet Ventilation HFR Hardware Failure Rate HFS Hierarchical File System HG Hercules Graphics HG Hydrogen Gas HGA Hercules Graphics Adapter HGA High Gain Antenna HGC Hercules Graphic Card HGG Human Gamma Globulin HGH Human Growth Hormone HH Half Height HH Helpful Hints HH Hour HH/MM Hours/Minutes HHANES Hispanic Health and Nutrition Examination Survey HHC Home Health Care HHMI Howard Hughes Medical Institute HHS Department of Health and Human Services HI Hazard Index HIAP Human Intracisternal Atype Retroviral Particle HIB Haemophilus Influenza B HIC Hybrid Integrated Circuit HIES Primary HyperIgE Syndrome HIF Higher Integrative Functions HIIS Healthcare Integrated Information System HIMSS Healthcare Information and Management Systems Society HIP Humoral Immunocompetence Profile HIPC Health Insurance Purchasing Cooperatives HIPH High Institute of Public Health HIPPI High Performance Parallel Interface HIR Hierarchy HIS Hospital Information System HISG Human Immune Serum Globulin HISPP Healthcare Informatics Standards Planning Panel HIT Hackers In Touch HIT Health Information Technologies HIT Human Interface Technology HITC HalfInch Tape Cartridge HIV Human Immunodeficiency Virus HIVID Zalcitabine HLA Histocompatibility Locus Antigen HLC Heavy Lifting Capability HLDLC High Level Data Link Control HLI Highspeed LAN Interconnect HLL High Level Language HLLAPI High Level Language Application Programming Interface HLP Help HLP Help File HLPC High Level Partner Changer HLQ High Level Qualifier HLS Hue Luminance Saturation HLT Halt HLT Health Literature Services HLV Heavy Lift Vehicle HMA High Memory Area HMD Head Mounted Display HMD Hyaline Membrane Disease HMIS Health Management Information System HMM Hidden Markov Modeling HMO Health Maintenance Organization HMOS HighSpeed Metal Oxide Semiconductor HMP Hexose Monophosphate Pathway HMS Hexose Monophosphate Shunt HMW High Molecular Weight HN Hospital Nurses HNP Herniated Nucleus Pulposus HNPA Home Numbering Plan Area hnRNA Heterogenous Nuclear Ribonucleic Acid HNS Hospitality Network Service HOB Head of Bed HOBIC Hotel Billing Information Center HOBIS Hotel Billing Information System HOL Higher Order Logic HOL High Order Language HOP Hybrid Operating System HOTOL Horizontal TakeOff and Landing Launch Vehicle HOTT Hot Off The Tree HP Hewlett Packard Inc HP Horsepower HPA Hacker/Phreakers Association HPC High Performance Computing HPC Hypothetical Prescribed Cost HPCC High Performance Computing and Communications HPDS High Performance Data System HPF Highest Priority First HPF High Performance Fortran HPFS High Performance File System HPG High Performance Graphics HPGPL Hewlett Packard Graphics Plotter Language HPIB HewlettP ackard Interface Bus HPLC High Performance Liquid Chromatography HPM Harvard Project Manager HPN Home Parenteral Nutrition HPNS High Pressure Neurologic Syndrome HPO High Performance Option HPPI HighPerformance Parallel Interface HPS Hardware Product Services HPS High Performance Systems HPV Human Papilloma Virus HQ Headquarters HR High Rezolution (Graphics Group) HR High Resolution HRG Healthcare Resource Groups HRG High Resolution Graphics HRH Human Resources for Health HRIG Human Rabies Immune Globulin HRIS Highway Research Information Service HRIS Human Resource Information System HRL Human Resources Laboratory HRLM High Resolution Light Microscopy HRM Human Resources Management HRMS Human Resource Management System HRP Human Reproduction Programme HRS Hepatorenal Syndrome HRS Human Resources HRSA Health Resources and Services Administration HRT Hormone Replacement Therapy HRU Hackers 'R' Us HS Handset HS High Speed HSAC High Speed Analog Computer HSAM Hierarchical Sequential Access Method HSC Health Science Center HSC Hierarchical Storage Controller HSC High Speed Channel HSDA High Speed Data Acquisition HSDB Hazardous Substance Databank HSE Herpes Simplex Encephalitis HSETC Health Sciences Education and Training Command HSFS High Sierra File System HSGMT High Speed Global Mass Trading HSL Hazardous Substance List HSL Hue Saturation Lightness HSLC Health Sciences Libraries Consortium HSLN High-Speed Local Network HSM Health Services and Mental Health HSM Hierarchical Storage Management HSM High-Speed Memory HSO Hierarchical Sequential Organization HSP High-Speed Photometer HSP High-Speed Printer HSP High-Speed Processor HSR High-Speed Reader HSRP Hot Standby Router Protocol HSRV Human Spumavirus HSSDS High-Speed Switched Digital Service HSSI High-Speed Serial Interface HSSP High-Speed Scientific Processor HST High-Speed Technology HST Host File HST Hubble Space Telescope HSTAT Health ServicesTechnology Assessment Text HSTSM Hubble Space Telescope Servicing Machine HSV Herpes Simplex Virus HSV Hue Saturation Value HT Horizontal Tabulation HTC Homozygous Typing Cells HTCIA High Tech Crime Investigator's Association HTL HighThreshold Logic HTLV Human TLymphotropic Virus HTML HyperText Markup Language HTN Hypertension HTP Handwriting Technology Package HTSC Human Tonsil Stromal Cells HTTP Hypertext Transfer Protocol HTX Hypertext HU High Usage HUD Department of Housing and Urban Development HUD Heads-Up Display HUSAT Human Sciences and Advanced Technology HUTG High Usage Trunk Group HV High Voltage HVH Herpes Virus Hominis HVIS High Virus Isolates HVM High Volume Manufacturing HVPS High Voltage Power Supply HW Hardware HWA Hackers With Asthma HWCI Hardware Configuration Item HWM HighWater Mark HYP Hypertext HYP Hyphenation HZ Hertz Hz Hertz I Indicator I Input I Instruction I Integer I Inverter I&M Installation and Maintenance I*EARN International Education and Research Network I/O Input/Output IA Information Automation IA Intelligent Access IA Intelligent Applications IAB Internet Activities Board IAB Internet Architecture Board IABCP IntraAortic Balloon Counter Pulsation IABP IntraAortic Balloon Pump IAC In Any Case IAC Information Access Company IAC Interapplication Communication IACCI International Association of Credit Card Investigators IAE In Any Event IAE Inflatable Antenna Experiment IAEA International Atomic Energy Agency IAF InterAmerican Foundation IAG Interactive Application Generator IAIMS Integrated Academic Information Management Systems IAL International Algebraic Language IAL International Algorithmic Language IANA Internet Assigned Numbers Authority IANAL I Am Not A Lawyer IAP Integrated Array Processor IAR Initial Address Register IAR Interim Assistance Reimbursement IAS Immediate Access Storage IAS Information Access System IAS Institute for Advanced Study IAT Immuno Augmentive Therapy IAT Institute for Academic Technology IAT Institution of Advanced Technology IAT Intra-Operative Autotransfusion IAW In Accordance With IB Instruction Buffer IBA Independent Broadcast Authority IBC Iron Binding Capacity IBD Inflammatory Bowel Disease IBJ Internet Business Journal IBL Immunoblastic Lymphoma IBM Inferior But Marketable IBM Insidious Black Magic IBM International Business Machines IBM Its Been Malfunctioning IBM Its Better Manually IBN Integrated Business Network IBP Igh Bah Poo IBQ Illness Behavior Questionnaire IBS Irritable Bowel Syndrome IBSE Initial Blood Storage Experiment IBSS Infrared Background Signature Survey IBU Independent Business Unit IBW Ideal Body Weight IBX Integrated Business Exchange IC International Carrier IC Incoming Call IC Independent Carrier IC InductanceCapacitance IC Information Center IC Information Clearinghouse IC Inner Circle IC Input Circuit IC Instruction Counter IC Integrated Circuit IC InterExchange Carrier IC Interface Control IC Interrupt Code ICA Integrated Communications Adapter ICA Intelligent Communications Adapter ICA Intraapplication Communications Area ICAI Intelligent Computer Assisted Instruction ICAM Integrated ComputerAided Manufacturing ICAN Individual Circuit Analysis ICAO International Civil Aviation Organization ICAS Intel Communicating Applications Specifications ICASE Institute for Computer Applications in Science and Engineering ICB Image Capture Board ICBC IMAX Cargo Bay Camera ICBW I Could Be Wrong ICC Interstate Commerce Commission ICD Immune Complex Dissociated ICD Implantable Cardioverter Defibrillator ICD Interactive Call Distribution ICD International Classification of Diseases ICDL International Center for Distance Learning ICE InCircuit Emulator ICE Inner Circle Elite ICE Input Checking Equipment ICE Insane Creators Enterprise ICE Integrated Clinical Encounters ICE International Cometary Explorer ICE International Communications Echomail ICE International Cracking Elite ICE Intrusion Countermeasure Electronics ICES Integrated Civil Engineering System ICF Integrated Catalog Facility ICF Intracellular Fluid ICG Institute for Global Communication ICG Interactive Computer Graphics ICGEB International Centre for Genetic Engineering and Biotechnology ICH International Call Handling ICI Internet Computer Index ICL Idiopathic CD4+ TLymphocytopenia ICL Incoming Line ICL Input Command Language ICLID Individual Calling Line Identification ICLP International Conference on Logic Programming ICM Integrated Call Management ICMP Internet Control Message Protocol ICMS Information Center Management System ICN Intensive Care Neonatal ICN Interconnecting Network ICODP International Conference on Open Distributed Processing ICP Integrated Channel Processor ICP Intracranial Pressure ICP Inventory Control Points ICPC International Classification of Primary Care ICPOT InterExchange CarrierPoint of Termination ICPSR InterUniversity Consortium for Political and Social Research ICR Inductance, Capacitance, Resistance ICR Intelligent Character Recognition ICS Industrial Computing Society ICS Information ICS International Center for Science ICS Intuitive Command Structure ICS Italian Cracking Service ICSH Interstitial Cell Stimulating Hormone ICST Institute for Computer Sciences and Technology ICSU Integrated Channel Service Unit ICT Indirect Coombs' Test ICT Insulin Coma Therapy ICT Interactive Consumer Terminal ICU Instruction Control Unit ICU Intensive Care Unit ICUG International Closed User Groups ICVT Incoming Verification Trunk ID Identification ID Inner Diameter ID Integrated Design IDA Image Display and Analysis IDA Integrated Digital Access IDA Intelligent Disk Array IDA Intelligent Drive Array IDA Intercommunication Data Areas IDA Interconnect Device Arrangement IDA Iron Deficiency Anemia IDAPI Integrated Database Application Programming Interface IDC Independent Couriers IDC Information Distribution Companies IDC Interactive Datacomm Configuration IDC Interdigitating Cells IDCI Interim Defined Central Office Interface IDCS Instrumentation Data Collection System IDCS Integrated Document Control System IDD Integrated Data Dictionary IDD International Direct Dial IDDD International Direct Distance Dialing IDDE Integrated Development and Debugging Environment IDDM Insulin Dependent Diabetes Mellitus IDDS International Digital Data Service IDE Integrated Development Environment IDE Integrated Drive Electronics IDE Intelligent Distributed Editor IDE Interactive Design and Engineering IDEA Indiana Department of Education IDEA Internet Design Engineering and Analysis IDECUS Internal Digital Equipment Corporation User's Society IDF Integrated Data File IDG Indigo IDH Inpherno Data Haven IDI Improved Data Interchange IDI Initial Domain Identifier IDI Intelligent Dual Interface IDI Intergalactic Dismantling Incorporated IDI International Development Intern IDIV Integer Divide IDIV Integer Division IDL Interactive Data Language IDL Interface Description Language IDLC Integrated Digital Loop Carrier IDM Image Data Manager IDM Infants of Diabetic Mothers IDM Intelligent Database Machine IDMR Inter-Domain Multicast Routing IDMS Integrated Data Management System IDN Integrated Digital Networks IDNX Integrated Digital Network Exchange IDP Industrial Data Processing IDP Integrated Data Processing IDP Internet Datagram Protocol IDPS Interactive Distributed Planning System IDRC Improved Data Recording Capability IDRC International Development Research Center IDRP ISO Inter-Domain Routing Protocol IDRU Intelligent Digital Recovery Unit IDS Input Data Strobe IDS Integrated Data Store IDS Integrated Directory Services IDS Internal Directory System IDSC Information and Decision Support Center IDT Interrupt Descriptor Table IDTN Integrated Digital Transport Network IDU Injecting Drug User IDVC Integrated Data/Voice Channel IDX Index IDX Index File IE Information Engineering IE Information Expert IEC Information Engineering Committee IEC Interchange Carrier IEC InterExchange Carrier IEC International ElectroTechnical Commission IECM Induced Environment Contamination Monitor IED International Engineering Development IEEE Institute of Electrical and Electronic Engineers IEF Information Engineering Facility IEF Isoelectric Focusing IEG Internal Equipment Group IEHM Institute of Environmental Health Monitoring IEM Immune Electron Microscopy IEM Inborn Errors of Metabolism IEN Internet Engineering Notes IEN Internet Experiment Note IEN Internet Experiment Notebook IEO Integrated Electronic File IEP Immunoelectrophoresis IEP Individualized Education Plan IES Information Exchange System IES Intelligent Environmental Sensor IESG Internet Engineering Steering Group IETF Internet Engineering Task Force IETM Interactive Electronic Technical Manuals IETMDB Interactive Electronic Technical Manuals Data Base IETS Interim European Telecommunications Standards IF Interactive Fiction IF Intermediate Frequency IF Interrupt Flag IFA Indirect Fluorescent Antibody IFA Integrated File Adapter IFAM Inverted File Access Mechanism IFB Invitation For Bid IFD Image File Directory IFF Image File Format IFF Interchange File Format IFG Incoming Fax Gateway IFI Intelligent Font Interface IFIP International Federation for Information Processing IFLA International Federation of Library Associations IFN Interferon IFNS International Ferret News Service IFOV Instantaneous Field of View IFP Interface Processor IFPS Interactive Financial Planning System IFR Internal Function Register IFRPS Intercity Facility Relief Planning System IFRU Interference Rejection Unit IFS Installable File System IFS Institute for Fusion Studies IFS Interactive File Sharing IFS Interactive Financial Sharing IFSP Individualized Family Service Plan IFU Integer Function Unit IGA Integrated Graphics Array IGC Institute for Global Change IGC Institute for Global Communications IGC Integrated Graphics Controller IGC Intelligent Graphics Controller IGES Initial Graphics Exchange Specification IGF Intelligent Graphics Format IGMP Internet Group Multicast Protocol IGP Interior Gateway Protocol IGRP Interior Gateway Routing Protocol IGS Integrated Graphics System IGY International Geophysical Year IH Interrupt Handler IHA International Hackers Association IHD Ischemic Heart Disease IHITTG I Heard it Through the Grapevine IIA Information Industry Association IIA Institute of Internal Auditors IIAC Integration and Analysis Center IIAS Interactive Instructional Authoring System IICA InterAmerican Institute for Cooperation on Agriculture IIE Institute of Industrial Engineers IIF Indirect Immunofluorescence IIIR Integration of Internet Information Resources IIJ Internet Initiative Japan IIL Integrated Injection Logic IIN Integrated Information Network IINREN Interagency Interim National Research and Educational Council IIP Intergovernmental Informatics Program IIPS Interactive Instructional Presentation System IIRG International Information Retrieval Guild IIRG/TJ IIRG Technical Journal IIS Interactive Instruction System IISF International Information Security Foundation IITA Information Infrastructure Technology and Applications IITF Information Infrastructure Task Force IITYWYBAD If I Tell You, Will You Buy Another Drink IKBS Intelligent Knowledge Based Systems IKE IBM Kiosk for Education IL Indirect Labor ILA Inflammatory Liver Activity ILC Instruction Length Code ILC Intelligent Local Area Network Controller ILF Initial License Fee ILL Illuminatus ILP Instruction Level Parallelism ILS Illusion ILS Instrument Landing System ILSA International Law Students Association ILSP Integrated Logistic Support Plan ILSW Interrupt Level Status Word IM Information Management IM Instrumentation IM Interface Module IM&T Information and Technology Management IMA International Messaging Associates IMACS Image Management Archiving and Communication System IMAO In My Arrogant Opinion IMAP Industry Marketing Assistance Program IMAP Interactive Mail Access Protocol IMAS Integrated Mass Announcement System IMC Image Motion Compensation IMCDO In My Conceited Dogmatic Opinion. IMCO In My Considered Opinion IMD Immediate IMD Inherited Metabolic Disorders IMD Interactive Map Definition IMDS Image Data Stream IME In My Estimation IMF Interactive Mainframe Facility IMF International Monetary Fund IMG Image IMG Image Ansi Artists IMG Imagine IMG International Medical Graduate IMHO In My Humble Opinion IMI Inner Magnetosphere Imager IMIA International Medical Informatics Association IMIS Integrated Management Information System IML Initial Microprogram Load IML International Microgravity Laboratory IMM Idle Material Management IMM Input Message Manual IMM Intelligent Memory Manager IMNET International Marketing Network IMNSHO In My Not So Humble Opinion IMO In My Opinion IMO Information Market Observatory IMOD Industrial Modernization IMP Imperial IMP Impressions IMP Instant Math Preprints IMP Interface Message Processor IMPACT Information Market Policy Actions Service IMPL Initial Microprogram Load IMPRS Information Management Process Reporting System IMR Internet Monthly Report IMS Information Management System IMS Instructional Management System IMS Integrated Management System IMS Integrated Management Systems IMS Inventory Management System IMS/VS Information Management System/Virtual Storage IMT Information Management Technology IMT Inter-Machine Trunk IMTEC Information Management and Technology Division IMTS Improved Mobile Telephone Service IMUL Integer Multiplication IN Inch IN Input IN Input Byte from I/O Port IN Intelligent Network IN/1 Intelligent Network/1 INAP Intelligent Network Access Point INASP International Network Availability of Scientific Publications INC Increment INC Increment Operand INC International Carrier INC International Network of Crackers INCAP Institute of Nutrition of Central American and Panama INCL Inclination IND Independence IND Independent IND Indicator IND Investigational New Drug INF Information INF Information File INF Intravenous Nutritional Fluid INFAN International Food and Nutrition Database INFO Information INFO Information Network and File Organization INFONET Information Network INGRES Interactive Graphics Retrieval System INH Isoniazid INH Isonicotinic Acid Hydrazide INI Initialization File INI Initialize INIMA Institute of Informatics and Applied Mathematics INIT Initialize INL Inter Node Link INM Integrated Network Management INMARSAT International Maritime Satellite INN Inter Node Network INOC Internet Network Operations Center INP Input INPO In No Particular Order INQ Inquiry INR Information Request INR International Normalized Ratio INS Immigration and Naturalization Service INS Inertial Navigation System INS Information Network Services INS Information Network System INS Inhibitory Sequences INS Input String INS Integrated Network Services INS International Navigation System INSAT Indian Satellite INST Instruction INT Initial INT Integer INT Integrity INT Interrupt INT Software Interrupt INTA Interrupt Acknowledge INTCON International Connection INTELSAT International Telecommunications Satellite Consortium InterNIC Internet Network Information Center INTO Software Interrupt INTT Incoming No Test Trunks INV Inventory INWATS Inward Wide Area Telecommunications Service INWATS Inward Wide Area Telephone Service INX Index IO Independent Option or Input/Output IO Inward operator IOA Islands of Automation IOB InputOutput Buffer IOC Initial Operating Capability IOC Input/Output Controller IOC InputOutput Channel IOC InputOutput Controller IOC Integrated Optical Circuit IOC International Operating Center IOCC InputOutput Control Center IOCC InputOutput Control Command IOCC International Overseas Completion Center IOCM Interim Operational Contamination Monitor IOCS Input/Output Control Services IOCS Input/Output Control System IOCTL Input/Output Control IOD Identified Outward Dialing IOD Input/Output Device IOM Institute of Medicine IOO Input/Output Operation IOP Input/Output Processor IOP Intraocular Pressure IOPI International Organization for Plant Information IOPS Input/Output Processing System IOR Index of Refraction IOR Input/Output Register IOR Intra-Operative Radiotherapy IOREQ Input/Output Request IORL Input/Output Requirements Language IOS Integrated Office System IOS Internewtwork Operating System IOS Inter-Optical Systems IOT Image Output Terminals IOT Input/Output Transfer IOT Inter-Office Trunk IOT Intraocular Tension IOTA Information Overload Testing Apparatus IOTA Infrared Optical Telescope Array IOU Immediate Operation Use IOW In Other Words IOWA Inmates of the World Asylum IP Image Processing IP Image Processor IP Information Processing IP Information Provider IP Instruction Pointer IP Instruction Processor IP Integer Program IP Intellectual Property IP Intermediate Point IP Internal Packet IP Internet Protocol IP Item Processor IPA Independent Practice Associations IPA Information Processing Architecture IPA Intermediate Power Amplifier IPAE Internet Protocol Address Encapsulation IPATM IP Over Asynchronous Transfer Mode IPB Illustrated Parts Breakdown IPB Intermediate Parts Breakdown IPC Industrial Process Control IPC Industrial Programmable Control IPC Information Processing Center IPC Integrated Personal Computer IPC International Program Committee IPC Internet Packet Controller IPC InterProcess Communication IPC Interprocess Communications IPC Inventory Process Control IPCC Intergovernmental Panel on Climate Change IPCH Initial Paging Channel IPCS Interactive Problem Control System IPCS Interactive Programming Control System IPCT Integrated Program of Data and Text IPCT Interpersonal Computing and Technology IPD Insertion Phase Delay IPD Inter-Pupillary Distance IPDP Industrial Peripheral Data Processing IPDS Intelligent Printer Data Stream IPDU Internet Protocol Data Unit IPE Integrated Programming Environment IPF Idiopathic Pulmonary Fibrosis IPF Information Presentation Facility IPF Interactive Productivity Facility IPG Image Processing Group IPG Impedance Plethysmography IPH Immediate Postpartum Hemorrhage IPI Intelligent Peripheral Interface IPI Intelligent Printer Interface IPI Interpotential Interval IPL Information Program Loader IPL Information Programming Language IPL Initial Program Load IPLAN Integrated Planning And Analysis IPLS InterLATA Private Line Services IPM Identical Phase Modulation IPM Impulses Per Minute IPM ImpulsesPerMinute IPM Interphotoreceptor Matrix IPM Interruptions Per Minute IPM InterruptionsPerMinute IPMO Industry Program Management Office IPMP Investigation into Polymer Membranes Processing IPN Information Processing Network IPN Inspection Progress Notifications IPN Instant Private Network IPN International Police Network IPN International Polio Network IPO Installation Productivity Option IPO International Procurement Office IPOL Information Policies IPOT Inductive Potential Divider IPPB Intermittent Positive Pressure Breathing IPR In Process Review IPS Inches Per Second IPS Inertial Pointing System IPS Information Processing Standards IPS Information Processing System IPS Intelligent Process System IPS Internal Power Supply IPSE Integrated ProjectSupport Environment IPSG Internal Product Strategies Group IPSJ Information Processing Society of Japan IPSP Internet Protocol Security Protocol IPT Inventory Program Team IPU Internal Processing Unit IPX Integrated Packet Exchange IPX Internet Packet Exchange IPX Internetwork Packet Exchange IQF Interactive Query Facility IQL Interactive Query Language IQSY International Quiet Sun Year IR Immortal Riot IR Index Register IR Information Request IR Information Resource IR Information Retrieval IR Infrared IR Infrared Spectrum IR Instruction Register IR Internet Registry IR Internetwork Router IRAS Infra Red Astronomy Satellite IRAS Infrared Astronomical Satellite IRB Independent Review Board IRB Institutional Review Board IRC Internal Review Committee IRC International Record Carrier IRC Internet Relay Chat IRCFE Infrared Communications Flight Experiment IRD International Resource Development IRDB Information Retrieval Databank IRDM InsulinResistant Diabetes Mellitus IRDS Infant Respiratory Distress Syndrome IRDS Information Resource Dictionary Standard IRET Interrupt Return IRF Immunologic Research Foundation IRG International Rogues Guild IRG InterRecord Gap IRI Immunoreactive Insulin IRIE Infrared Imaging Equipment IRIS Incorporated Research Institutions for Seismology IRIS Institute for Robotics and Intelligent Systems IRIS Integrated Risk Information System IRIS Italian Research Interim Stage IRL Interactive Reader Language IRM Information Resources Management IRMO Information Resources Management Office IRMS Information Resources Management Service IRN Intermediate Routing Node IROR Internal Rate of Return IRP Initial Receiving Point IRPS Image Retrieval and Processing System IRQ Interrupt Request IRQ Interrupt Request Signal IRR Internal Rate of Return IRS Inertial Reference System IRS Information Retrieval System IRS Internal Revenue Service IRSG Internet Research Steering Group IRSS Institute for Research in Social Science IRT Immunoreactive Trypsinogin IRT Index Return Character IRT Integrated Rendezvous Radar Target IRTF Internet Research Task Force IRVC Institute for Research on Virtual Culture IRX Information Retrieval Experiment IS Indexed Sequential IS Information Separator IS Information Systems IS Infrasound IS Intermediate System IS International Standard IS Interrupt Set IS Interval Signal ISA Industry Standard Architecture ISA International Software Alliance ISA Interrupt Storage Area ISA Intrinsic Sympathomimetic Activity ISAAC Information System for Advanced Academic Computing ISAIAH Israeli Space Agency Investigation About Hornets ISAL Investigation of STS Atmospheric Luminosities ISAM Indexed Sequential Access Method ISAM Integrated Switching and Multiplexing ISAS Institute of Space and Astronautical Science ISAST International Society for the Arts ISBN International Standard Book Number ISBS Information Systems Business Segment ISC Information Services Center ISC Instruction Set Computer ISC Integrated Storage Control ISC InterNation Switching Center ISC International Switching Center ISC InterSystems Coupling ISD Insane Software Designers ISDN Integrated Services Digital Network ISDOS Information System Design and Optimization System ISDT Integrated Systems Development Tool ISE IonSelective Electrode ISEA International Society for Exposure Analysis ISEE International Society for Environmental Epidemiology ISEE International Sun Earth Explorer ISF Industrial Space Facility ISF Information Security Foundation ISF Information Systems Factory ISFET Ion Sensitive Field Effect Transistor ISFUG Integrated Software Federal User Group ISG Immune Serum Globulin ISH Information SuperHighway ISH InSitu Hybridization ISI Information Sciences Institute ISI Internally Specified Index ISI International Sensitivity Index ISI Interstimulus Interval ISIS Information Systems Investment Strategies ISIS Integrated Student Information System ISIS Integrated Systems and Information Services ISK Insert Storage Key ISL Information Systems Language ISL Instructional Systems Language ISL Interactive Simulation Language ISL Interactive System Language ISLM Integrated Services Line Module ISLU Integrated Services Line Unit ISM Industrial Scientific and Medical Band ISM Information Sources Map ISM Installed Systems Marketing ISM Integrated Service Management ISN Information Systems Network ISN Integrated Systems Network ISN Internet School Networking ISO Individual System Operation ISO Infrared Space Observatory ISO International Standards Organization ISOC Internet Society ISODE International Standards Organization Development Environment ISOO Information Security Oversight Office ISP Information Strategy Planning ISP Information Systems Planning ISP Instruction Set Processor ISPF Interactive System Productivity Facility ISPF Interactive Systems Programming Facility ISPL Instruction Set Processor Language ISPN INFO Security Product News ISPN International Standard Program Number ISPS Information System Production Systems ISPS Instruction Set Processor Specifications ISR Information and Systems Research ISR Information Storage and Retrieval ISR Intersecting Storage Rings ISRG Independent Space Research Group ISS Initial System Sale or Internal Special Systems ISS Integrated Switching System ISSA Information Systems Security Association ISSM Information Systems Security Monitor ISSN Integrated Special Services Network ISSN International Standard Serial Number ISSS International Society for the Systems Sciences IST Initial System Test IST Insulin Shock Therapy IST International Security Technology ISTE International Society for Technology in Education ISU Information Services and Utilities ISU Integrated Service Unit ISU International System of Units ISUP Integrated Services User Part ISV Independent Software Vendor ISWS Internal Software Services ISY International Space Year IT Industrial Technology IT Information Technology IT Innovative Technology IT Intelligent Terminal IT Internal Translator IT Intrathecal IT Item Transfer ITA International Trading Alliance ITAP Information and Technology Architecture Plan ITAR International Traffic in Arms Regulation ITB Information Technology Branch ITB Intermediate Text Block ITB Iterative Tabular Bayes' Algorithm ITC Image Transfer Controller ITC InterTask Communication ITDM Intelligent TimeDivision Multiplexer ITE Integrated Terminal Equipment ITESM Instituto Tecnologico y de Estudios Superiores de Monterrey ITM Information Technology Management ITMS Intelligent Text Management System ITP Individual Training Plan ITP Interactive Terminal Protocol ITP Interpersonal Psychotherapy ITP Interrupt Pending ITR Inverted Terminal Repeat ITS Incompatible TimeSharing System ITS Information Technology Services ITS Institute of Telecommunication Science ITS Integrated Trading System ITS Intelligent Tutoring Systems ITS Internal Theft Syndicate ITS Invitation To Send ITSEC Information Technology Security Evaluation Criteria ITSO Incoming Trunk Service Observation ITT Insulin Tolerance Test ITT International Telephone and Telegraph ITU Infinity Traders Unlimited ITU International Telecommunications Union ITU International Telephone Union ITV Interactive Television IuBIO Indiana University Archive for Molecular and General Biology IUC Idiopathic Ulcerative Colitis IUCD Intrauterine Contraceptive Device IUD INC Utilities Division IUD Intrauterine Device IUE International Ultraviolet Explorer IUGR Intrauterine Growth Retardation IUP Installed User Program IUP Intrauterine Pregnancy IUS Inertial Upper Stage IV Inverter IVC Inferior Vena Cava IVD Integrated Voice/Data IVDT Integrated Voice/Data Terminal IVE Immersive Virtual Environment IVF In Vitro Fertilization IVHS Intelligent Vehicle Highway Systems IVIG Intravenous Immune Globulin IVIS Interactive Video Information System IVIS Interactive Video Interface System IVP Installation Verification Program IVP Instant Virus Production IVPC International Virus Prevention Conference IVR Interactive Voice Response IVS Interactive Videodisk System IVT Interrupt Vector Table IVTS International Video Teleconferencing Service IW Imperial Warlords IW Index Word IWBNI It Would Be Nice If IWSDB Integrated Weapon System Data Base IX Index IX Interactive Executive IXC InterExchange Carrier IXM InterExchange Mileage IXNPS Image Xpert Network Print Server IYFEG Insert Your Favourite Ethnic Group J/S Justified JA Jump Address JA Jump If Above JACM Journal of the Association for Computing Machinery JAD Joint Application Design JAD Joint Application Development JAE Jump If Above Or Equal JAG Judge Advocate General Navy JAM Just A Minute JAMA Journal of The American Medical Association JANET Joint Academic Network JAWS Joint Analytical Warfare System JB Japan Boys JB Jump If Below JBE Jump If Below Or Equal JC Jump If Carry Set JCAE Joint Committee on Atomic Energy JCAH Joint Commission For Accreditation Of Hospitals JCL Job Control Language JCP Job Control Procedure JCSAT Japan Communications Satellite JCT Journal Control Table JCTN Junction JCXZ Jump If CX Register Zero JDC Job Description Card JDS Job Development System JE Jump If Equal JEC Job Evaluation Classification JEP Job Entry Program JES Job Entry Subsystem JES Job Entry System JET Joint European Torus JFCB Job File Control Block JFCC Japan Federation for Culture Collections JFD JEM Flight Demonstration JFIF JPEG File Interchange Format JG Job Guides JG Jump If Greater JGE Jump If Greater Or Equal JGN Junction Gate Number JHP Jupiter Host Processor JIB Job Information Block JIC Just In Case JIM Job Information Memorandum JIP Joint Input Processing JIPS JANET IP Service JIS Jurisdictional Interstate Services JIT Just In Time JIT Just In Time JL Jump If Less JLE Japanese Language Environment JLE Jump If Less Than Or Equal JMP Jump JMX Jumbogroup Multiplex JNA Jump If Not Above JNAE Jump If Not Above Or Equal JNB Jump If Not Below JNBE Jump If Not Below Or Equal JNC Joint National Commission JNC Jump If No Carry JNE Jump If Not Equal JNF Job Networking Facility JNG Jump If Not Greater JNGE Jump If Not Greater Or Equal JNK Junk File JNL Jump If Not Less Than JNLE Jump If Not Less Than Or Equal JNO Jump If No Overflow JNP Jump If No Parity JNS Jump If No Sign JNT Joint Network Team JNWPS Joint Nuclear Weapons Publication System JNZ Jump If Not Zero JO Job Order JOBCAT Job Catalog JOC Joint Operations Center JOD Journal of Development JODM Juvenile Onset Diabetes Mellitus JPEG Joint Photographic Experts Group JPL Jet Propulsion Laboratory JPO Jump if Parity Odd JPW Job Processing Word JRA Juvenile Rheumatoid Arthritis JRP Joint Requirements Planning JS Jump If Sign JSC Johnson Space Center JSN Junction Switch Number JST Japan Standard Time JSW Junctor Switch JT Job Table JTEDS Joint Type Electronics Designation System JTF Joint Task Force JTM Job Transfer and Manipulation JUG Joint Users Group JUSTIS Joint Uniformed Services Technical Information System JZ Jump If Zero K Kilo K Kilobit K&R Kernighan and Ritchie KAK Key Auto Key KAOS Krackers Association Of Sweden KAP Kerberos Authentication Protocol KAPSE Kernel ADA Programming Support Environment KAU Keystation Adapter Unit KB Keyboard KB Kilobyte KB/SEC Kilobytes/Per Second KBMS Knowledge Base Management System kbps Kilobits Per Second KBS Kilobyte Per Second KBS Knowledge Based System KCBIWIYWI Keep Coming Back, It Works If You Work It KCC Keyboard Common Contact KCF Key Clinical Findings KCS Thousand Characters Per Second KD Knocked Down KDC Key Distribution Center KDCI Key Display Call Indicator KDD Knowledge Discovery in Databases KDR Keyboard Data Recorder KDS Key Display Station KDS Keyboard Display Station KDT Key Definition Table KDT Keyboard Display KE Knowledge Engineering KEE Knowledge Engineering Environment KEV Thousands of Electron Volts KFT Kilofeet KHz Kilohertz KIF Key Index File KIPS Kilo Instructions Per Second KIS Knowbot Information Service KISS Keep It Simple Stupid KiSS Krazy Image Scanning Sickoz KKC Ku Klux Connecticut KKHPAC Ku Klux Hackers, Phreakers, Anarchists of Connecticut KKK Ku Klux Klan KL Key Length KM Kanamycin KMS Keysort Multiple Sectors KOR Keep Open Rate KOR Knowledge of Results KORT Knights Of The Round Table KOS Knights of Shadow KoV Kult of Valgamon KP Key Pulse KPC Keyboard Priority Controller KPL Kit Parts List KPN K00L People's Nation KPO KeyPunch Operator KPS KeystrokesPerSecond Kr Krypton KRS KnowledgeRetrieval System KS Keystrokes KSAM Keyed Sequential Access Method KSC Kennedy Space Center KSDS Key Sequence Data Set KSL Knowledge System Laboratory KSOS Kernalized Secure Operating System KSR Keyboard Send Receive KSR Keyboard SendReceive KSS Keystrokes Per Second KST Known Segment Table KSU Key Service Unit KSU Key System Unit KTS Key Telephone Set KTS Key Telephone System KTU Key Telephone Unit KUB Kidney Ureter Bladder Abdominal Xray KVO Keep Vein Open KWIC KeyWord In Context KWOC KeyWord Out of Context L Label L Level L Line L Load L/MF Low And Medium Frequency LAB Legal Advisory Board LAB Long Acting Barbiturates LAC Load Accumulator LAC Loop Assignment Center LADB Latin America Database LADS Local Area Data Service LADT Local Access Data Transport LADT Local Area Data Transport LAGEOS Laser Geodynamics Satellite LAHF Load Flags Into AH LAII Land Atmosphere Ice Interactions LAIS Local Automatic Intercept System LAMA Local Automatic Message Accounting LAME Lunatics And Maniacs Encorporated LAN Local Area Network LANCE Local Area Network Controller for Ethernet LANCE2 Lancelot ][ LANL Los Alamos National Laboratory LANL Los Alamos Nuclear Laboratories LAP Lapse LAP Link Access Procedure LAP Link Access Protocol LAP Lower Abdominal Pain LAPB Link Access Procedure Balanced LAPB Link Access Protocol Balanced LAPD Link Access Procedure Direct LAPD Link Access Procedure on the D Channel LAPM Link Access Procedure for Modems LAPS LAN Adapter Protocol Support LAR Local Acquisition Radar LARC Langley Research Center LASS Local Area Signaling Service LAST Local Area System Transport LAT Local Apparent Time LAT Local Area Transport LATA Local Access and Transport Area LATA Local Access Transport Area LATIS Loop Activity Tracking Information LATS Long Acting Thyroid Stimulating Hormone LAV LymphadenopathyAssociated Virus LAVC Local Area Vax Cluster LAW Lyrical Association of Writers LAWN Local Area Wireless Network LAX Los Angeles International Airport LB Pounds LBL Label LBL Lawrence Berkeley Laboratory LBM Lean Body Mass LBO Line Buildout LBP Low Back Pain LBR Librarian LBR Library File LBRV Low Bit Rate Voice LBS Load Balance System LBW Low Birth Weight LC Langerhans Cells LCA Left Coronary Artery LCA Life Cycle Analyses LCA Logic Cell Array LCAMOS Loop Cable Maintenance Operation System LCC Leadless Chip Carrier LCCIS Local Common Channel Interoffice Signing LCCL Line Card Cable LCCLN Line Card Cable Narrative LCD Liquid Crystal Display LCD Lowest Common Denominator LCDN Last Called Directory Number LCE Limited Career Extension LCIE Lightguide Cable Interconnection Equipment LCIS Lobular Carcinoma In Situ LCLOC Line Card Location LCM Least Common Multiple LCM Life Cycle Management LCME Liaison Committee on Medical Education LCN Logical Channel LCN Logical Channel Number LCP Life Cycle Plan LCP Link Control Protocol LCR Least Cost Routing LCR Ligase Chain Reaction LCR Locus Control Region LCR Long Control Region LCRMKR Line Card Remarks, Retained LCS Laboratory for Computer Science LCS Life Care Services LCS Local Courier System LCS Lotus Communications Server LCSE Line Card Service and Equipment LCSEN Line Card Service and Equipment Narrative LCU Last Cluster Used LD Long Distance LDA Logical Device Address LDAP Lightweight Directory Access Protocol LDB Logical Database LDC Less Developed Country LDC Logical Device Coordinates LDC Long Distance Carrier LDC Lotus Development Corporation LDCE Limited Duration Space Environment LDEF Long Duration Exposure Facility LDL Low Density Lipoprotein LDLC Low Density Lipoprotein Cholesterol LDM Limited Distance Modem LDMTS Long Distance Message Telecommunications Service LDP Laboratory Data Products LDS Load Pointer Using DS LDS Local Digital Switch LDS Logical Data Structure LDT Local Descriptor Table LE Data Link Escape LE Less Or Equal LE Less Than Or Equal To LE Local Exchange LE Low Energy LEA Load Effective Address LEA Local Education Authority LEAP League for Engineering Automation Productivity LEAP Low Power Enhanced AT Portable LEAS LATA Equal Access System LEBC Low End Business Center LEC Local Exchange Carrier LED Light Emitting Diode LED Lightly Educated Dudes LEDS Low End Disk Systems LEEP Large Expanse Extra Perspective LEETAC Law Enforcement Electronic Technology Assistance Committee LEGSS Low End Graphics SubSystem LEM Language Extension Module LEN Low End Networks LEN Low Entry Networking LENCL Line Equipment Number Class LEO Low Earth Orbit LERN Legal Research Network LES Load Pointer Using ES LES Lower Esophageal Sphincter LESS Lateral Electrical Surface Stimulation LEST Low End Systems and Technologies LET Letter File LET Linear Energy Transfer LEU Lightly Enriched Uranium LF Limited Field Irradiation LF Line Finder LF LineFeed LF Low Frequency LFACS Loop Facilities Assignment And Control System LFC Large Format Camera LFI Last File Indicator LFS Load Pointer Using FS LFS Loopback File System LFSA List of Frequently Seen Acronyms LFT Liver Function Test LGA Large For Gestational Age LGD Legend LGD Legend Production LGS Load Pointer Using GS LHV Left Ventricular Hypertrophy LI Labeling Index LI Length Indicator LI Leukotactic Index LIB Function Library LIB Library LIB Library File LIC Library Information Center LIDB Line Information Database LIDC Low Intensity Direct Current LIED Linkage Editor LIEP Large Internet Exchange Packet LIF Leukocyte Inhibition Factor LIFE Loyalty In Full Effect LIFO Last In, First Out LII Legal Information Institute LiK Legends In Kaos LIM Lotus/Intel/Microsoft Expanded Memory Specification LIMS Library Information Management System LINCC Library Information Network for Community Colleges LINSIC Labrador Institute of Northern Studies Info Center LIPS Logical Interference's Per Second LIS Laboratory Information System LISA Large Installation System Administration LISP List Processing Language LITA Library and Information Technology Association LITE Lidar In Space Technology Experiment LL Logical Link LL low-level LLC Logical Link Control LLC2 Logical Link Control 2 LLI Lunatic Labs Incorporated LLL Latitude/Longitude Locator LLL Local Lamers Limited LLN Line Link Network LLNL Lawrence Livermore National Laboratory LLP Link Layer Protocol LLPC Low Level Partner Changers LLRW Low Level Radioactive Waste LLS Laser Light Scatter LLTA Lots and Lots of Thunderous Applause LM LAN Manager LM Light Microscopy LM Long Module LMAO Laughing My Ass Off LMC Large Magellenic Cloud LMD Local Medical Doctor LMF License Management Facility or Low Magnetic Field LMF Low Magnetic Field LMI Local Management Interface LMI Local Memory Interconnect LMMS Local Message Metering System LMOS Loop Maintenance Operating System LMP Last Menstrual Period LMSW Load Machine Status Word LN Line LN Logarithm LN Lymph Node LNA Low Noise Amplifier LNG Liquefied Natural Gas LNMP Last Normal Menstrual Period LOC Legacy Of Criminals LOC Level of Consciousness LOC Library of Congress LOC Lines of Code LOC Local Operating Company LOC Location LOC Loss of Consciousness LOCAP Low Capacitance LOCIS Library of Congress Information System LOD Legion Of Doom LoD Legion of Doom LoD/H Legion of Doom/Hackers LODS Load String LODSB Load String Byte LODSW Load String Word LOE Level of Effort LOF Lock Offline LOF Loss of Frame LOFT Launch Operations Flight Test LOG Logarithm LOH Legions Of Hackers LOL Laughing Out Loud LoL Legion of Lucifer LOM Limitation Of Motion LON Lock Online LOOP Lisp Object Oriented Programming LOOP Loop On Condition LOOPE Loop While Equal LOOPNE Loop While Not Equal LOOPNZ Loop While Not Zero LOOPS Lisp Object Oriented Programming System LOOPZ Loop While Zero LoP Lamers of Power LOP Loss of Power LOPLAS Letters on Programming Languages and Systems LOS Length of Stay LOS Line of Sight LOTSAB Legion Opposed to Stupid Asshole Botanists LOUIS Louisiana Online University Information Systems LP Light Pen LP Linear Programming LP Liquid Propellant LP Low Pressure LPCDF Low Profile Combined Distributing Frame LPD Line Printer Daemon LPDA Link Problem Determination Aid LPF League for Programming Freedom LPF Low Power Field LPG Low Pressure Gas LPI Lines Per Inch LPI Lunar and Planetary Institute LPL Lipoprotein Lipase LPL Lotus Programming Language LPM Lines Per Minute LPN Licensed Practical Nurse LPN Logical Page Number LPP Licensed Program Products LPT Line Printer LPT1 Line Printer Port 1 LPT2 Line Printer Port 2 LPT3 Line Printer Port 3 LQ Letter Quality LR Likelihood Ratio LR Logical Record LRAP Long Route Analysis Program LRB Liquid Rocket Booster LRC Learning Resource Center LRC Longitudinal Redundancy Character LRC Longitudinal Redundancy Check LRD Living Related Donor LRES Long Range Evaluation System LRI Lower Respiratory Illness LRM Language Reference Manual LRN Local Reference Number LRP Long Range Plan LRS Language Resource LRS Language Resource File LRS Line Repeater Station LRS Line Repeater Station LRSP Long Range System Plan LRSS Long Range Switching Studies LRU Least Recently Used LS LAN Server LS/LC Line Stabilizer/Line Conditioner LSA Line Sharing Adapter LSA Logistics Support Analysis LSAP Long Service Access Point LSAPI License Services Application Program Interface LSAR Logistics Support Analysis Record LSB Least Significant Bit LSB Lower Side Band LSC Least Significant Character LSD Least Significant Digit LSD Lethal Software Distributors LSD Lush Software Designs LSD Lysergic Acid Diethylamide LSE Language Sensitive Editor LSI Large Scale Integrated LSI Large Scale Integration LSM Linux Software Map LSN Life Science Network LSP Linked Systems Project LSRP Local Switching Replacement Planning LSS Life Support System LSS Loop Switching System LST List LST List File LSV Line Status Verifier LT Less Than LT Line Termination LT Local Talk LT Low Tension LT Lymphoid Tissue LTA Less Than Adequate LTAB Line Test Access Bus LTBMC Long Term Bone Marrow Cultures LTC Local Test Cabinet LTC Long Term Care LTD License to Draw LTD Local Test Desk LTER Long Term Ecological Research Project LTF Lightwave Terminating Frame LTF Line Trunk Frame LTF Lymphocyte Transforming Factor LTG Line Trunk Group LTM Long Term Memory LTMC Lymphoid Tissure Mononuclear Cells LTMSH Laughing 'Til My sides Hurt LTP Long Term Potentiation LTR Letter LTR Long Terminal Repeat LTS Long Term Survivors LTS Loss Test Set LTU Line Trunk Unit LU Local Use LU Logical Unit LUG Local Users Group LUT Look-Up Table LV Low Voltage LVH Left Ventricular Hypertrophy LVIS Low Virus Isolates LVM Line Verification Module LWM Low Water Mark LWOP Leave Without Pay LwV Lamers with Vision LXE Lightguide Express Entry LZW LempelZivWalsh Compression Technique m Meter M Mix M/M Macrophages/Monocytes M/W Microwave M2 Mondo 2000 MA Ma Bell MA Maintenance Administrator MA Matrix Antigen MA Medical Assistance mA Milliampere MA Multiple Access MAB Monoclonal Antibodies MAC Macintosh Computer MAC MacPaint File MAC Macro File MAC Mandatory Access Control MAC Maximum Allowable Concentration MAC Media Access Control MAC Message Authentication MAC Multi Access Computers MAC Multi-Access Computing MAC Mycobacterium Avium Complex MACBS Multi-Access Cable Billing System MACHO Massive Compact Halo Objects MACS Magnetic Immunoaffinity Method MACS Multicenter AIDS Cohort Study MACSAT Multi-Access Communications Satellite MAD Malicious Art Denomination MAD Malicious Artist Domination MAD Massive Anarchistic Destruction MAD Mutual Assured Destruction MADAP Maryland Drug Assistance Program MADN Multiple Access Directory Number MAF Macrophage Activating Factor MAG Makings of Artistic Geniuses MAGSAT Magnetic Field Satellite MAI Mail File MAI Masters of Abstractions and Illusions MAI Mycobacterium Avium Intracellulare MAIC Mycobacterium Avium Intracellulare Complex MALT Membrane Associated Lymphoid Tissue MAN Metropolitan Area Network MANOVA Multivariate Analysis of Variance MAO Monoamine Oxidase MAOI Monoamine Oxidase Inhibitor MAP Linker Map File MAP Maintenance and Administration Position MAP Management Assessment Program MAP Manufacturing Automation Protocol MAP Marketing Assistance Program MAP Memory Allocation Map MAPE Microcomputers and Primary Education MAPI Messaging Applications Programming Interface MAPSS Maintenance & Analysis Plan for Special Services MAR Memory Address Register MAR Microprogram Address Register MAR Middeck Accommodations Rack MARBI Machine Readable Bibliographic Record Committee MARC Machine Readable Cataloging MARC Market Analysis of Revenue and Customers System MARCOM Marketing Communications MARS Memory Address Register Storage MARS Multi-Access Airline Reservation System MARS MultiUser Archival and Retrieval System MARTEC Martin ThinFilm Electronic Circuit MAS Mail Archive Server MAS Main Store MAS Management Advisory Services MAS Mass Announcement System MAS Meconium Aspiration Syndrome MAS Movement Alarm Signal MAS Multisynaptic Afferent System MASB Mass Announcement System Bus MASC Mass Announcement System Controller MASE Multi-Sequence Alignments MASM Macro Assembler MASM Mass Announcement System Memory MASM Microsoft Assembler MASS Mid-Atlantic and Southern States MASS Monitor and Assembly System MASS Multiple Access Sequential Selection MAST Michigan Alcohol Screening Test MAST Military Antishock Trousers MAST Military Applications of Ship Tracks MAT Micro Alloy Transistor MAT Multiple Attribute Tree MATAC Material Acquisition MATF Metropolitan Area Transmission Facility MATFAP Metropolitan Area Transmission Facility Analysis Program MAU Math Acceleration Unit MAU Media Access Unit MAU Multiple Access Unit MAU MultiStation Access Unit MAW Microsoft At Work MAX Maximum MAXI Modular Architecture for the Exchange of Information MB Megabyte MB Memory Buffer MB Modem Busy MBB Make Before Break MBC Maximum Breathing Capacity MBCR Molecular Biology Computing Resource MBCRR Molecular Biology Computer Research Resource MBD Minimal Brain Dysfunction MBI Music and Brain Information Database MBM Magnetic Bubble Memory MBnet Manitoba Regional Network MBO Management By Objectives MBOD Manufacturing Board of Directors MBP Mannose Binding Protein MBPP Mammographic Breast Parenchymal Patterns Mbps Megabits Per Second MBPS Megabytes Per Second MBR Memory Buffer Register MBR Memory Based Reasoning MBT Maternal Blood Type MBT Memory Block Table MBU Manufacturing Business Unit MC Magnetic Card MC Magnetic Core MC Manual Control MC Master Control MC Megacycle MC Memory Controller MC Microchannel MCA Mechanical Computer Aided Design MCA Micro Channel Architecture MCAD Mechanical Computer Aided Design MCAE Mechanical Computer Aided Engineering MCAM Manufacturing Corporate Account Manager MCAT Medical College Admission Test MCB Memory Control Block MCC Magnetic Chip Carrier MCC Management Control Center MCC Master Control Center MCC Master Control Console MCC Medical Care Cost MCC Microelectronics and Computer Consortia MCC Mission Control Center MCC Multi-Component Circuits MCCC Master Communications Control Center MCCS Mechanized Calling Card Service MCCU Mobile Critical Care Unit MCD Master Clerical Data MCD Mean of the Consecutive Differences MCESS Mechanical Component Engineering Support Service mcg Microgram MCGA Multi-Color Graphics Array MCGA Multi-Color Graphics Adapter MCH Maintenance Channel MCHB Maintenance Channel Buffer MCI Media Control Interface MCI Microwave Communications Incorporated mCi Millicurie MCIAS Multi-Channel Intelligent Announcement System MCL Microsoft Compatibility Labs MCLR Midwest Consortium for Latino Research MCM Magnetic Core Memory MCM Master Control Module MCM Memory Control Module MCM Miami Cracking Machine MCN Metropolitan Campus Network MCN Multiple Crossbar Network MCP Master Control Program MCP Master Control Program/Advanced System MCP Multiport Communication Processor MCQ Multiple Choice Question MCR Magnetic Character Reader MCR Magnetic Character Recognition MCR Manual Change Release MCR Master Control Routine MCR Multi-Channel Recording MCS Maryland Coma Scale MCS Master Control System MCS Material Control System MCS Meeting Communications Service MCS Microsoft Consulting Services MCS Multinational Character Set MCS Multiple Console Support MCS Multi-Programmed Computer System MCS Multi-Purpose Communications and Signaling MCSA Multi-Channel Spectrum Analyzers MCSG Mathematical and Computational Sciences Group MCSS Multiple Chemical Sensitivity Syndrome MCT Manufacturing Cycle Time MCT Medium Chain Triglycerides MCT Monocrotaline MCTD Mixed Connective Tissue Disease MCTRAP Mechanized Customer Trouble Report Analysis Program MCU Master Control Unit MCU Microprocessor Control Unit MCU MicroProgram Control Unit MCU MultiChip Unit MCU Multiple Control Unit MCV Mean Corpuscular Volume MD Magnetic Disk MD Main Drum MD Make Directory MD Medium Dose MD Message Data MD MidDeck MD Molecular Dynamics MD Monitor Display MD Monochrome Display MD Motor Drive MD Multiple Data MD Multiple Dissemination MDA Monochrome Display Adapter MDAC Multiple Dose Activated Charcoal MDACS Modular Digital Access Control System MDBS Mobile Database System MDC Marker Distributor Control MDC Market Distributor Control MDC Materials Development Center MDC Meridian Digital Centrex MDC Modification Detection Code MDC Multi-Device Controller MDD Major Depressive Disorder MDD Marshals of Dynamic Discord MDDS Media and Documentation Update Service MDE Modular Design Environment MDF Main Distribution Frame MDF Menu Definition File MDF Myocardial Depressant Factor MDI Media Dependent Interface MDI Metered Dose Inhaler MDI Multiple Document Interface MDII Multiple Daily Insulin Injections MDK Multimedia Developers Kit MDL Minimum Detection Limit MDM Minor Determinant Mixture MDM Modulator Data Module MDM MonocyteDerived Macrophages MDQS Multi-Device Queuing System MDR Memory Data Register MDR Message Detail Record MDR Minimum Daily Requirement MDR Minimum Design Requirement MDR Multi-Channel Data Recorder MDR MultiDrug Resistant MDRAM MultiBank DRAM MDRTB MultiDrug Resistant Tuberculosis MDS Malfunction Detection System MDS Market Decision System MDS Memory Disk System MDS Message Design Systems MDS Microprocessor Development System MDS Minimum Data Set MDS Minimum Discernable Signal MDS Modern Data Systems MDS Multiple Dataset System MDS MultiPoint Distribution Service MDSB Message Digest Signature Block MDT Mean Down Time MDTP Math Diagnostic Testing Project MDU Marker Decoder Unit MDV MultiDrive Version MDV Multiple Dose Vial MDX Modular Digital Exchange MDY Month/Day/Year ME Mechanical Efficiency ME Mechanical Engineer ME Mechanical Engineering ME MicroElectronic ME Modular Electronics ME Myalgic Encephalitis MEAR Maintenance Engineering Analysis Record MEB Memory Expansion Board MEC Mobile Equipment Console MED Monitor Execution and Dump MEDIS Modular Electronic Document Imaging System MEDLARS Medical Literature Analysis and Retrieval System MEDLINE Medlars Online MEE Multilocus Enzyme Electrophoresis MEED Microcomputer Education for Employment MEF MidExpiratory Flow MEG Megabyte MEIDS Miniaturized Electronic Information Delivery System MELANIE Medical Electrophoresis Analysis Interactive Expert MELD Mechanized Engineering and Layout for Distributing Frame MEM Manufacturing Engineering and Marketing MEM Memory MEM Minimum Essential Medium MEMDB Medieval and Early Modern Data Bank MEMISTOR Memory Register Storage Device MEN Menu File MEN Multiple Endocrine Neoplasia meq Milliequivalent Meq/L Milliequivalents Per Liter MER Minimum Energy Requirements MERI Medical Education Research and Information MERS Most Economic Route Selection MES Maximal Electroshock MES Miscellaneous Equipment Specifications MeSH Medical Subject Heading MET Milliliters Of Oxygen Consumed Per Kilogram Of Body Mass MET Multi-button Electronic Telephone METCOM Metropolitan Tucson Electronic Communications Network METS Metastases MEV Million Electron Volts MEW Microwave Early Warning MEX Military Exchange MF Mainframe MF Medium Frequency MF Microfiche MF MultiFrame MF Multi-Frequency MFA Multifactorial Analyses MFC Magnetic Tape Field Scan MFCM MultiFunction Card Machine MFD Master File Directory MFEN Magnetic Fusion Energy Network MFENET Magnetic Fusion Energy Network MFFS Microsoft Flash File System MFG Manufacturing MFJ Modification of Final Judgement MFKP MultiFrequency Key Pulsing MFLD Message Field MFLOPS Million Floating Point Instructions Per Second MFLOPS Million Floating Point Operations Per Second MFLOPS Millions of Floating Point Operations MFLOPS Millions of Floating Point Operations Per Second MFM Men From Mongo MFM Modified Frequency Modulation MFP Material Fielding Plan MFR MultiFrequency Receivers MFS Macintosh File System MFS Magnetic Tape Field Search MFS Message Format Services MFSK Multiple Frequency Shift Keying MFT Manifest MFT Metallic Facility Terminal MG Mastergroup mg Milligram MGA Monochrome Graphics Adapter MGMT Management MGR Manager MGS Mars Global Surveyor MGT Mastergroup Translator MH Message Handling MHAC Midwest Hispanic AIDS Coalition MHC Major Histocompatibility Complex MHD Magnetohydrodynamics MHD Moving Head Disk MHECB Minnesota Higher Education Coordinating Board MHL Microprocessor Host Loader MHO Mercenary's High Octane MHP Message Handling Processor MHS Message Handling Service MHS Message Handling System MHz Megahertz MI Machine Interface MI Manual Input MI Mode Indicator MI Multiple Instruction Stream MI Mycobacterial Infection MIACS Manufacturing Information and Control System MIB Management Information Base MIC Magnetic Ink Characters MIC Management Information Center MIC Master Image Creators MiC Master Image Creators MIC Microwave Integrated Circuit MICA MacroInstruction Compiler MICE Modular Integrated Communications Environment MICR Magnetic Ink Character Recognition MICS Management Information and Control System MIDAS Master Integrated Distribution Subcontracting Agreement MIDEX Mid-Sized Explorer MIDI Musical Instrument Digital Interface MIDnet Midwestern States Network MIDS Matrix Information and Directory Services MIF Management Information File MIF Master Item File MIF Meridian Internal Form MIF Mid-Inspiratory Flow MIF Migration Inhibitory Factor MIL U S Military Designation in Domain Name System MILNET Military Network MIMD Multiple Instruction MIMD Multiple Instruction Multiple Data MIME Multi-Purpose Internet Mail Extension MIMG Media Industry Marketing Group MIMR Magnetic Ink Mark Recognition MIN Minimum min Minute MIN Mobile Identification Number MINC Medical Imaging Networked Consortium MINS Minor in Need of Services MINX Multimedia Information Network Exchange MIO Modular Input and Output MIO Multiple Input Processing MIP Manual InputP rocessing MIP Maximal Inspiratory Pressure MIPE Modular Information Processing Equipment MIPS Millions of Instructions Per Second MIPS Millions of Instructions Per Second MIQ Machine Intelligence Quotient MIQ Minnesota Importance Questionnaire MIR Material Increase Request MIR Memory Information Register MIR Memory Input Register MIR Micro Instruction Register MIRL Medical Imaging Research Lab MIRS Management Information Retrieval System MIS Management Information Science MIS Management Information System MIS Marketing Information System MISC Miscellaneous MISCF Miscellaneous Frame MISG Market Information Services Group MISP Medical Information System Program MIT Massachusetts Institute of Technology MIT Master Instruction Tape MITAS Marketing Information Tracking and Activities System MITS Microcomputer Interactive Test System MIU Machine Interface Unit MIU MultiStation Interface Unit MIV Multiple Induction Variable MIX Member Information Exchange MJU MultiPoint Junction Unit MKDIR Make Directory MKS MeterKilogram/Second ML Machine Language ML Macro Language ML Material List mL Milliliter MLA Microprocessor Language MLA Microprocessor Language Assembler MLA Multiple Letter Acronym MLA Multiple Letter Acronym MLB MultiLayer Board MLC Miniline Card MLC Minimum Lethal Concentration MLCD MultiLine Call Detail MLD Minimum Lethal Dose MLDS Medium Large Disk Systems MLE Mesoscale Lightning Experiment MLE Microprocessor Language Editor MLEM Multi-Language Environment MLF Monthly License Fee MLHG Multiline Hunt Group MLM Medical Logic Modules MLOA Medical Leave of Absence MLP Maynard List Price MLPC Model Level planning Committee MLPSC Monthly Licensed Program Support Charge MLPWB Multilayer Printed Wiring Board MLR Memory Lockout Register MLR Monodisperse Latex Reactor MLS Microwave Landing System MLT Mechanized Loop Testing MLV Monitored Live Voice MM Main Memory MM Mass Memory mm Millimeter mm2 Square Millimeter mm3 Cubic Millimeter MMA Medical Management Analysis MMA Microcomputer Managers Association MMA Multiple Module Access MMAC Multimedia Access Center MMC Mickey Mouse Club MMC Microcomputer Marketing Council MMC Minicomputer Maintenance Center MMD Moving Map Display MME Multimedia Extensions MMFS Manufacturing Message Format Standard MMGT Multimaster Group Translator mmHg Millimeters of Mercury MMI Man Machine Interface MMIS Medical Management Information Systems MML Man Machine Language MMOC Minicomputer Maintenance Operations Center mmol Millimole mmol/L Millimolar MMPI Minnesota Multiple Personality Inventory MMPS Medicare Mortality Predictor System MMR Measles, Mumps, Rubella MMS Main Memory Status MMS Manufacturing Message Specifications MMS Mass Memory Store MMS Memory Management System MMS Municipal Management System MMTB Multimedia Textbooks MMU Memory Management Unit MMUSIC Multiparity Multimedia Session Control MMWR Morbidity And Mortality Weekly Report MMX Mastergroup Multiplex MNC Mononuclear Cell MNCS Multipoint Network Control System MNG Music N' Graphix MNOS Metal Nitride Oxide Semiconductor MNP Microcom Networking Protocol MO Manual Output MO Mars Observer MO Master Oscillator MO Miscellaneous Operation MO Month MOA Military Operations Area MOB Men of Business MOB Moment of Bliss MoB Muther's of Bastards MOC Master Operational Computer MOC Mission Operations Control MoD Master's of Destruction MOD Master's of Disaster MOD Modular MOD Modulation MOD Module MODE Middeck Zero Gravity Dynamics Experiment MODEM Modulator/Demodulator MODSAF Modular Semi-Automated Forces MODY Maturity Onset Diabetes of Youth MOE Measure of Effectiveness MOF Master Order Form MOF Maximum Observed Frequency MOF Multiple Organ Failure MOFA Manitoba Organization of Faculty Associations MOFW Men of Few Words MOG Minicomputer Operations Group MOHILL Machine Oriented High Level Language MOL Machine Oriented Language mol Mole mol/L Molar MOLIS Minority On-Line Information Service MOLWT Molecular Weight MOM Microsoft Office Manager MOME Mail Order Management Expert MOMS Multicenter Occupational Morbidity Study MON Monitor MONO Monochrome MOO MUD Object Oriented MOPA Master Oscillator Power Amplifier MOPB Manually Operated Plotting Board MORF Male Or Female MORNET Missouri Research Network MOS Management Operating System MOS Material Order System MOS Medical Office System MOS Medical Outcomes Study MOS Metal Oxide Semiconductor MOSF Multiple Organ System Failure mOsm Milliosmole MOSPF Multicast Extensions to OSPF MOTAS Member of the Appropriate Sex MOTD Message of The Day MOTIS Message Oriented Text Interchange System MOTOS Member of the Opposite Sex MOTSS Member of the Same Sex MOTV Manned Orbital Transfer Vehicle MOV Move Data MOVS Move String MOX Mixed Oxide Fuel MP Maintenance Point MP Massively Parallel MP Mathematical Programming MP Melting Point MP Micropirates MP Modem Port MP Modular Plug MP Multiprocessor MPACS Management Planning and Control System MPB Male Pattern Baldness MPC Multimedia Personal Computer MPC Multiprocess Communications MPCC Microprocessor Common Control MPCC Multi-Protocol Communications Controller MPCH Main Parallel Channel MPD Multiple Personality Disorder MPD Myofascial Pain Dysfunction MPDA Monitor Printer Diskette Adapter MPDU Message Protocol Data Unit MPE Multi-Programming Executive MPEC Multi-Purpose Experiment Canister MPEG Motion Pictures Experts Group MPEG Moving Picture Experts Group MPEP Model Performance Evaluation Program MPESS Mission Peculiar Equipment Support Structure MPF Message Processing Facility MPG Microwave Pulse Generator MPG Midwest Pirates Guild MPI Micro Pirates Incorporated MPIR Empire MPL Multiple MPME Manufacturing Process and Material Engineering MPOW Multiple Purpose Operator Workstation MPP Massively Parallel Processing MPP Message Processing Program MPP Mono Power Pack MPPD Multi-Purpose Peripheral Device MPPL Multi-Purpose Processing Language MPS Master Production Schedule MPS Math and Physical Sciences MPS Megabytes Per Second MPS Microprocessor System MPS Multi-Programming System MPS Myofascial Pain Syndrome MPSC Manufacturing Planning and Control Systems MPSCL Mathematical Programming System Control Language MPSE Mexican Payload Specialist Experiment MPSS Multi-Process Start-Up System MPSX Mathematical Programming System Extended MPT Ministry of Posts and Telecommunications MPU Microprocessor Unit MPW Macintosh Programmer's Workshop MPX Multi-Packet Accelerator MPX Multiplexor MPY Multiply MQ Multiplier Quotient MQR Multiplier Quotient Register MR Magnetic Resonance MR Magneto Resistive MR Memory Read MR Memory Register MR Mental Retardation MR Mitral Regurgitation MR Modem Ready MR Moderately Resistant MR Mortality Rate MRA Minimum Retirement Age MRAA Meter Reading Access Arrangement MRAD Mass Random Access Disk mrad Millirad MRB Materials Review Board MRC Management Response Center MRC Manufacturing Resource Center MRC Market Research Center MRC Medical Research Council MRCF Microsoft Real Time Compression Format MRCI Microsoft Real Time Compression Interface MRDM Malnutrition Related Diabetes Mellitus MRF Maintenance Reset Function MRF Melanocyte Releasing Factor MRFL Mandatory Record and File Locking MRI Magnetic Resonance Imaging MRL Minimal Response Level MRM Micro Resource Manager MRN Maroon MRN Media Relations Network mRNA Messenger Ribonucleic Acid MRO Multi-Region Option MRP Manufacturing Resources Planning MRP Material Resource Planning MRP Materials Requirement Planning MRSA Methicillin Resistant Staphylococcus Aureus MRT Mean Residence Time MRT Mean Repair Time MRT Multiple Requests Terminal MRU Machine Records Unit MRU Most Recently Used MS Magnetic Storage MS Main Storage MS Maintenance State MS Manuscript MS Mass Storage MS Median Survival MS Memory System MS Microsecond MS Microsoft Corporation MS Millisecond MS Mission Specialist MSA Med Search America MSA Metropolitan Statistical Area MSA Multiple System Atrophy MSACM Microsoft Audio Compression Manager MSAT Mobile Satellite Terminal MSB Mid Range Systems Business MSB Most Significant Bit MSC Media Stimulated Calling MSC Minnesota Supercomputing Center MSC Multiple System Coupling MSCC Mississippi State Computer Center MSCDEX Microsoft CD-Rom Extensions MSCP Mass Storage Control Protocol MSD Mass Storage Device MSD Metabolic Screening Disorders MSD Micro Systems Development MSD Most Significant Digit MSD Most Signficant Digit MSDOS Microsoft Disk Operating System MSDR Multiplexed Streaming Data Request MSDS Material Safety Data Sheet MSDS Microsoft Developer Support msec Millisecond MSF Mass Storage Facility MSF Microsoft Solutions Framework MSFC Marshall Space Flight Center MSG Message MSG Message Region MSG Monosodium LGlutamate MSG Program Message File MSH Melanocyte Stimulating Hormone MSHP Maintenance and Service History Program MSI Medium Scale Integration MSI More Stupid Initials MSIS Manufacturing Systems Integration Service MSK Mask MSL Member Specification Library MSL Microgravity Science Laboratory MSLT Multiple Sleep Latency Test MSN Manufacturing Sequence Number MSNF Multiple System Networking Facility MSO Multi-Vendor Support Operation MSOS Mass Storage Operating System MSP Mars Surveyor Program MSP Mass Storage Pedestal MSP Microsoft Paint File MSPM Manufacturing System Program Manager MSR Management Support Representative MSR Monthly Status Reports MSS Management Support System MSS Mass Storage Subsystem MSS Mass Storage System MSS Multi-LAN Storage System MSSC Marketing Sales Strategy Committee MSSE Mass Storage System Extended MST Materials Science and Technology MST Mountain Standard Time MST3K Mystery Science Theater 3000 MSTI Miniature Seeker Technology Integration MSU Modem Sharing Units MT Machine Translation MT Magnetic Tape MT Maintenance Technician MT Measured Time MT Mitel MT Monotherapy MT Multiple Transfer MTA Message Transfer Agent MTB Magnetic Tape Billing MTB Mycobacterium Tuberculosis MTBB Mean Time Between Breakdowns MTBF Mean Time Between Failures MTBPR Mean Time Between Parts Replacement MTBSI Mean Time Between System Interruptions MTC Magnetic Tape Control MTC Medullary Thyroid Carcinoma MTCU Magnetic Tape Control Unit MTD Maximum Tolerated Dose MTE Multiple Terminal Emulator MTF Master Test Frame MTF Mean Time To Failure MTF Microsoft Tape Format MTL Merged Transistor Logic MTM Multiple Terminal Manager MTO Multi-Tasking Only MTO Music Theory Online MTP Message Transfer Part MTPE Mission to Planet Earth MTPS Medical Test Planning System MTR Magnetic Tape Recorder MTR Mechanized Time Reporting MTS Magnetic Tape System MTS Message Telecommunications Service MTS Message Telephone Service MTS Message Transport Service MTS Mobile Telephone Service MTSO Mobil Telephone Switching Office MTSO Mobile Telephone Switching Office MTSO Mobile Telephone Switching Offices MTT Magnetic Tape Terminal MTT Magnetic Tape Transport MTTF Mean Time To Failure MTTFF Mean Time To First Failure MTTR Mean Time to Repair MTTR Mean Time To Recovery MTU Maintenance Termination Unit MTU Maximal Transmission Unit MTU Maximum Transfer Unit MTU Media Tech Unit MTX Mobile Telephone Exchange MU Message Unit mU Milliunit MUD Multiple User Dialogue MUD Multiple User Dimension MUD Multi User Dungeon MUDS Minimum Uniform Data Set MUF Maximum Usable Frequency MUL Multiply MULDEM Multiplexor/Demultiplexor MULTICS Multiplex Information Computer Services MUMPS Multi-Programming System MUNG Mash Until No Good MUP Monitor Unit Potential MUP Multiple United Naming Convention Provider MUS Masscomp Users Society MUSE Multi User Social Environment MUSH Mail User's Shell MUSH Multi-User Shared Hallucination MUX Multiplexor MV Mean Value MV Measured Value MV Millivolt MVA Motor Vehicle Accident MVB Micro-Vax Business MVC Multimedia Viewer Compiler MVDI Microfield Virtual Device Interface MVDM Multiple Virtual DOS Machines MVDT Modular Voice/Data Terminal MVE Modular Visualization Environment MVF MAD Virus Factory MVGA Monochrome Video Graphics Array MVI Multivitamin Injection MVP Mitral Valve Prolapse MVP Multiline Variety Package MVP Multimedia Video Processor MVS Multiple Virtual Storage MVS Multiple Virtual Systems MVS Multiprogramming With Virtual Storage MW Memory Write MW Milliwatt MW Molecular Weight MW Multiwink MWAP Memory Linked Wavefront Array Processor MWI Message Waiting Indicator MWM Motif Window Manager MX Mail Exchanger MX Matrix MX Multiplex MXU Multiplexor Unit MY Million Years N Nano N Newton Unit of Force N No N Normal N Number N Numeric NA Next Address NA Not Applicable NA Not Assigned NAARS National Automated Accounting Research System NAB Netware Asynchronous Board NABS National AIDS Behavioral Surveys NABS North American Benthic Society NAC National Archives of Canada NAC Network Administration Center NAC Networks and Communications NAC New Age Crackers NACI National Advisory Committee On Immunization NACLP North American Conference on Logic Programming NACM Networks and Communications Marketing NACS National Advisory Committee on Semiconductors NACS Netware Asynchronous Connection Service NACSIS National Academic Center for Science Information System NAD National Association of the Deaf NAD Network Access Device NAD Nicotinamide Adenine Dinucleotide NAD No Active Disease NAD No Acute Distress NADB National Archeological Database NADS National Association for Down Syndrome NAEC Novell Authorized Education Center NAFSA National Association of Foreign Student Advisors NAG Network Architecture Group NAK Negative Acknowledgement NAL National Agricultural Library NALIS Nevada Academic Libraries Information System NAM Name and Address Module NAM National Account Manager NAM Number Assignment Module NAMCS National Ambulatory Medical Care Survey NAN Northern AIDS Network NAND Not And Gate NAP National AIDS Program NAPE National Pirate Exchange NAPLPS North American Presentation Level Protocol Syntax NAPPA North American Pirate Phreak Association NAPPA Northern American Phreakers/Piraters Association NARA National Archives and Records Administration NARC Nuclear phreAkers/hackeRs/Carders NARDAC Navy Regional Data Automation Center NARES NonAllergic Rhinitis with Eosinophilia Syndrome NARIC National Rehabilitation Information Center NAS National Academy of Sciences NAS National Advanced Systems NAS National Audubon Society NAS Network Application Services NAS Network Application Support NAS No Added Salt NAS Numerical and Atmospheric Sciences Network NASA National Aeronautics and Space Administration NASA North American Society of Anarchists NASA North American SysOp Alliance NASDA National Space Development Agency of Japan NASI Network Asychronous Services Interface NASM Named Account Sales Manager NAT Nation NATICH National Air Toxics Information Clearinghouse NAU Network Access Unit NAU Network Addressable Unit NAUN Nearest Active Upstream Neighbor NB NetBIOS NBCD Natural Binary Coded Decimal NBE Not Below Or Equal NBFCP NetBIOS Frames Control Program NBFM Narrow Band Frequency Modulation NBIAP National Biological Impact Assessment Program NBL Not Bloody Likely NBO Network Business Opportunity NBP Name Binding Protocol NBS National Bureau of Standards NBW Normal Birth Weight NC Negative Control NC Network Channel NC Network Connect NC Network Control NC Network Controller NC No Change NC No Charge NC No Connection NC Normally Closed NC Numerical Control NCA National Courier Alliance NCA Network Communications Adapter NCA Network Control Analysis NCA Nonspecific Cross Reacting Antigen NCAD New Cumberland Army Depot NCAIR National Center for Automated Information Research NCAL National Center for Adult Literacy NCAR National Center for Atmospheric Research NCAT National Catalog Database NCB Network Control Block NCBI National Center for Biotechnology Information NCC National Computer Conference NCC Network Control Center NCC Network Control Computer NCC Network Coordination Center NCC Norwegian Cracking Company NCCAN National Center on Child Abuse and Neglect NCCD National Center for Computer Crime Data NCCF Network Communications Control Facility NCCIP National Center for Clinical Infant Programs NCCLS National Committee for Clinical Laboratory Standards NCCS NASA Center for Computational Sciences NCCSIR National Center for Catastrophic Sports Injury Research NCD Network Computing Devices NCD Non-Communicable Diseases NCDC National Climactic Data Center NCDDG National Cooperative Drug Discovery Groups NCDS NASA Climate Data System NCE Nomadic Computing Environment NCEER National Center for Earthquake Engineering Research NCEMCH National Center for Education in Maternal and Child Health NCEP National Cholesterol Education Program NCEPOD National Confidential Enquiry Into Perioperative Deaths NCF National Capital FREEnet NCF NeutrophilChemotactic Factor NCGA National Computer Graphics Association NCHPC National Consortium for High Performance Computing NCHS National Center for Health Statistics NCI National Cancer Institute NCI Network Channel Interface NCI Non Coded Information NCIA National Crime Information Agency NCIC National Cartographic Information Center NCIC National Crime Information Center NCM Non Consumed Medicines NCN National Cardiology Network NCO National Coordination Office NCP Network Control Point NCP Network Control Processor NCP Network Control Program NCP Not Copy Protected NCP Nursing Care Plan NCPIE National Council on Patient Information and Education NCR National Capital Region NCR National Cash Register NCREMP North Central Region Educational Materials Project NCRR National Center for Research Resources NCS National Communications System NCS National Communications Systems NCS National Computer Systems NCS National Crime Survey NCS Nerve Conduction Study NCS Network Computing System NCS Network Control System NCSA National Center for Supercomputing Applications NCSA National Computer Security Association NCSC National Computer Security Center NCSI Network Communications Services Interface NCSL National Computer Systems Laboratory NCT Network Control and Timing NCTE Network Channel Terminating Equipment NCTL National Computer and Telecommunications Laboratory NCU Network Control Unit NCU Network Conversion Unit NCUA National Credit Union Administration NCV Nerve Conduction Velocity NCV No Commercial Value NCVS National Physician Credentials Verification Service ND Network Disk ND Not Determined NDA Network Delivery Access NDA New Drug Application NDBMS Network Database Management System NDC Network Data Collection NDCC Network Data Collection Center NDDL Neutral Data Definition Language NDEA National Defense Education Act NDF No Defect Found NDI National Death Index NDI Network Design and Installation NDI Non Developmental Items NDIC National Diabetes Information Clearinghouse NDIS Network Device Interface Specification NDIS Network Driver Interface Specification NDL Network Database Language NDLC National Distance Learning Center NDM Network Data Mover NDMS NetWare Distributed Management System NDN National Distribution Network NDP Numeric Data Processor NDPA Network Problem Determination Application NDPT Neurodevelopment Physical Therapy NDR Non Destructive Read NDRO Non Destructive Readout NDS NetWare Directory Services NDS Network Data System NDSS National Down Syndrome Society NDT Net Data Throughput NDT Non Destructive Testing NDU Network Device Utility NDX Index File NE Network Element NE Network Elements NE Non Exempt NEA National Endowment for the Arts NEAR National Electronic Accounting and Reporting NEAR Near Earth Asteroid Rendezvous NEARNET New England Academic and Research Network NEAS Northeast Atlantic States NEAT New Enhanced AT Chipset NEBS Network Equipment Building System NEBS New Equipment Building System NEC National Electrical Code NEC Nippon Electronic Company NED NASA Extragalactic Database NED No Evidence of Recurrent Disease NEFS Network Extensible File System NEG Negative NEG Two's Complement Negation NEH National Endowment for the Humanities NEII National Engineering Information Initiative NEJM New England Journal of Medicine NEL National Engineering Laboratory NELIAC Navy Electronics Laboratory NEM Nothing Else Matters NEP Never Ending Program NERC Natural Environment Research Council NEREN Nebraska Research and Education Network NERSC National Energy Research Supercomputer Center NES National Energy Strategy NES Net Equipment Sales NES Network Application Services NES News Electronic Service NES Not Elsewhere Specified NESAC National Electronic Switching Assistance Center NESC National Electric Safety Code NESC National Energy Software Center NET National Educational Television NETBIOS Network Basic Input Output System NETDA Network Design and Analysis NETP New Equipment Training Plan NETPARS Network Performing Analysis Reporting System NETSS National Electronic Telecommunication Surveillance System NEUA National Elite Underground Alliance NEWS NetWare Early Warning System NEWS Network Extensible Windowing System NEXT Near End X-Talk NFA New Fone Express NFAIS National Federation of Abstracting and Indexing Services NFF No Fault Found NFFE National Federation of Federal Employees NFMA National Forest Management Act NFR No Further Requirement NFS Network Facilities Services NFS Network File Service NFS Network File System NFSP National Federation of Software Pirates NFSP Netware File Service Protocol NFT Network File Transfer NFW No Fucking Way ng Nanogram NG Newsgroup NGA Notice of Grant Award NGDB Normalized Gene Designation Database NGDD Normalized Gene Design Database NGE Not Greater Or Equal NGO Non Governmental Organization NGU Non Gonococcal Urethritis NH Nazi Hackers NHANES National Health and Nutrition Examination Survey NHAS New Hampshire Administrative Services NHDS National Hospital Discharge Survey NHEFS NHANES I Epidemiologic Follow-up Study NHES National Health Examination Survey NHI National Health Insurance NHIS National Health Interview Survey NHL Non Hodgkin's Lymphoma NHLBI National Heart Lung and Blood Institute NHR Non Hierarchical Routing NHRAIC Natural Hazards Research and Applications Information Center NHRP Next Hop Resolution Protocol NHS No Controlled Human Studies NHS Non Hemolytic Streptococci NHSC National Health Service Corps NHTSA National Highway Traffic Safety Administration NI Network Interconnect NI Network Interface Ni Nickel NI Numerical Index NIA National Institute on Aging NIA National Irrigation Administration NIA Network Information Access NIAID National Institute of Allergy and Infectious Disease NIBSC National Institute for Biological Standards and Control NIC Network Information Center NIC Network Interface Card NIC Network Interface Controller NIC Numeric Intensive Computing NICAD Nickel Cadmium NICBDAT Nothing Is Certain But Death And Taxes NICD National Information Center on Deafness NICE Network Information and Control Exchange NICHHD National Institute of Child Health and Human Development NICLC Nebraska Independent College Library Consortium NICOL Network Information Center On-Line NICOLAS Network Information Center On-Line Aid System NICU Newborn Intensive Care Unit NIDDM Non Insulin Dependent Diabetes Mellitus NIDL Network Interface Definition Language NIDR National Institute of Dental Research NIE National Institute Environment NIEHS National Institute of Environmental Health Sciences NIFTP Network Independent File Transfer Program NIH National Institute of Health NIH National Institutes of Health NIHGL National Institute of Health Grant Line NII National Information Infrastructure NIIT National Information Infrastructure Testbed NIM Nuclear Instrumentation Module NIMBY Not In My Backyard NIMH National Institute of Mental Health NIMTO Not In My Term of Office NINE National Infertility Network Exchange NIOSH National Institute for Occupational Safety and Health NIPEH National Integrated Program on Environment and Health NIR Network Information Registry NIR Network Information Retrieval NIR No Identified Risk NIS Network Information Services NIS Newly Independent States NIS Nursing Information System NISC Network Information and Support Center NISEE National Information Service for Earthquake Engineering NISI Network Information Services Infrastructure NISO National Information Standards Organization NISS National Information on Software and Services NISSPAC NISS Public Access Collections NIST National Institute of Standards and Technology NITC National Information Technology Center NIU Network Interface Unit NIU North American ISDN Users NIUF North American ISDN Users Forum NIVL Non Invasive Vascular Laboratory NJE Network Job Entry NJTREE Neighbor Joining Tree Program NKA Neurokinin A NKA No Known Allergies NKDA No Known Drug Allergy NKHS Non Ketotic Hyperosmolar Syndrome NKS Network Knowledge Server NKSR Non Kernel Security Related nL Nanoliter NL New Line NL Normal NLA No Lamerz Allowed NLDM Network Logical Data Manager NLDP National Launch Development Program NLE Not Less Or Equal NLM National Library of Medicine NLM NetWare Loadable Module NLP Natural Language Processing NLP Navy Leadership Policy NLP Neurolinguistic Programming NLP Non Linear Programming NLQ Near Letter Quality NLR Noise Load Ratio NLRB National Labor Relations Board NLS Native Language Support NLS Natural Language System NLS Network License Server NLS Nuclear Localization Signal NLT Not Later Than nm Nanometer NM Network Module NM Nurse Midwives NMA National Medical Association NMC Network Management Center NMD Nursing Minimum Data NMDS Nursing Minimum Data Set NME Noise Measuring Equipment NMES National Medical Expenditure Survey NMI Nautilus Memory Interconnect NMI Non Maskable Interrupt NMJ Neuromuscular Junction Disease nmol Nanomole NMOS Negative Channel Metal Oxide Semiconductor NMOS Nitride Metal Oxide Semiconductor NMP Network Management Protocol NMPF Network Management Productivity Facility NMR Normal Mode Rejection NMR Nuclear Magnetic Resonance NMS NetWare Management System NMS Network Management Station NMS Network Management System NMS Network Monitoring Station NMVT Network Management Vector Transport NNC Nebulus Network Control NNDSS National Notifiable Disease Surveillance System NNIS National Nosocomial Infection Surveillance System NNRTI Nonnucleoside RT Inhibitor NNS Netware Named Services NNSC NSF Network Service Center NNTP Net News Transfer Protocol NNTP Network News Transport Protocol NNX Network Numbering Exchange NO New Order NO Normally Open NOAA National Oceanographic and Atmospheric Administration NOAEL No Observed Adverse Effect Level NOAO National Optical Astronomy Observatories NOC Network Operations Center NOCS Network Operations Center System NODIS NSSDC Online Data and Information Service NODS NASA Ocean Data System NOEL No Observed Effect Level NOF Network Operations Forum NOI Node Operator Interface NOI Notice of Intent NOM Nominal NOMA National Online Media Association NOMS Network Operations and Management Symposium NOP No Operation NOR Net Operating Revenue NOR Not Or NORC Naval Ordinance Research Computer NORGEN Network Operations Report Generator NOS Network Operating System NOS Not Otherwise Specified NOSC Naval Ocean Systems Center NOSL Night/Day Optical Survey of Lightning NOST NASA Science Data Systems Standards Office NoT Nation of Thieves NOT One's Complement Negation NOTIS Network Operator Trouble Information System NP Net Proceeds NP Non-Progressors NPA National Phreaker's Alliance NPA Network Performance Analyzer NPA Network Professional Association NPA No Power Alarm NPA Northern Phreaker's Alliance NPA Number Planning Area NPA Numbering Plan Area NPC Non Protein Calories NPC Northern Phun Company NPDA Network Problem Determination Application NPDB National Practitioner Data Bank NPG New Product Group NPI Network Printer Interface NPIP New Product Integration Process NPL New Product Line NPL Non Procedural Language NPLU Not People Like Us NPM Network Performance Monitor NPN Non Protein Nitrogen NPO New Product Operations NPO Nothing By Mouth NPP Net Primary Productivity NPP Non Physician Practitioner NPPG No Particular Pirate Group NPR National Performance Review NPR National Public Radio NPS Naval Postgraduate School NPS Non Point Source Program NPSI Network Protocol Service Interface NPSS NASA Packet Switching System NPSU New Product Start Up NPTN National Public Tele-computing Network NPU Natural Processing Unit NPV Net Present Value NQOS Not Quite Our Sort NQS Network Queuing System NR Negative Response NR No Regression NR No Response NR Noise Ratio NR Not Required NR Number NRA National Rifle Association NRAO National Radio Astronomy Observatory NRBC Nucleated Red Blood Cell NRC National Research Council NRC Noise Reduction Coefficient NRC Nuclear Regulatory Commission NRCLSE National Resource for Computers in Life Science Education NRCS National Replacement Character Set NRDC Natural Resource Defense Council NRE Negative Regulatory Element NRE Negative Resistance Effect NREN National Research and Education Network NRFD Not Ready for Data NRL Naval Research Laboratory NRL Naval Research Labs NRLC National Right to Life Committee NRLF Northern Regional Library Facility NRM No Regular Medicines NRMP National Residency Matching Program NRN National Research Network NRN No Reply Necessary NRO National Reconnaissance Office NRS Name Registration System NRT Non Requesting Terminal NRZ Non Return to Zero NS Name Server NS Nanosecond NS National Standard NS Network Services NS Network Supervisor NS Neutron Star NS Not Seen NS Not Significant NS Not Specified NSA National Security Agency NSA National Security Anarchists NSAID Non Steroidal Anti-Inflammatory Drug NSAP Network Service Access Point NSB National Science Board NSC National Security Council NSC National Semiconductor NSC Network Service Center NSC Network Systems Corporation NSC Noise Suppression Circuit NSCS Network Service Center System NSD Norwegian Social Science Data Services NSDD National Security Decision Directive NSE Network Software Environment NSEC Network Switching Engineering Center NSEL Network Service Selector NSEM Network Software Environment NSERC Natural Sciences and Research Council NSF National Science Foundation NSFNET National Science Foundation Network NSG Network Services Group NSI NASA Science Internet NSI Non-Syncytium Inducing NSN NASA Science Network NSN National Stock Number NSO National Solar Observatory NSOC National Society Of Crackers NSP National Strategic Plan NSP Network Services Protocol NSPMP Network Switching Performance Measurement Plan NSR New Source Review NSR Normal Sinus Rhythm NSS No Shit Sherlock NSS Nodal Switching Systems NSSDC National Space Science Data Center NSSL Neon Sign Stat League NST Non Stress Test NSTL National Software Testing Lab NSTS National Space Transportation System NSU Networking Support Utilities NSU Non Specific Urethritis NSVD Normal Spontaneous Vaginal Delivery NT Needful Things NT Network Termination NT New Technology NT No Transmission NT Northern Telecom NT Not Tested NTA Nokturnal Trading Alliance NTAS Windows NT Advanced Server NTE Network Terminal Equipment NTE Not To Exceed NTEC Network Technical Equipment Center NTF No Trouble Found NTFS New Technology File System NTFS Windows NT File System NTIA National Telecommunications and Information Administration NTIA National Telecommunications and Information Agency NTIS National Technical Information Service NTISSC National Telecommunications and Information Systems Steering NTK Need To Know NTK Newton Tool Kit NTM Non Tuberculous Mycobacteria NTN National Telecommunications Network NTO Network Terminal Option NTP National Toxicology Program NTP Network Time Protocol NTPF Number of Terminals Per Failure NTS Network Technical Support NTS Network Test System NTSC National Television Standard Code NTSC Naval Training Systems Center NTT New Technology Telescope NTT Nippon Telephone and Telegraph NU Name Unknown NUA Network User Address NUAA National Underground Application Alliance NUI Network User Identification NUI Network User Interface NUL Dummy Device NUM Number NUS Not Available In the United States NUSAT Northern Utah Satellite NUSC Naval Underwater Systems Center NUT Nutrient NUWES Naval Undersea Warfare Engineering Station NVD Nausea Vomiting Diarrhea NVLAP National Validation Laboratory Program NVM Non Volatile Memory NVN National Videotex Networ NVRAM Non Volatile Random Access Memory NWO New World Order NWS National Weather Service NWS North Western Syndicate NWSS Networks & Site Services NWSS Networks and Site Services NX Nexus NYC New York Crackers NYD Not Yet Diagnosed NYNEX New York, New England Exchange NYSHII New York Safehouse II NYU New York University O Octal O Output O/S Operating System OA NASA Office of the Administrator OA Office Assistant OA Office Automation OA Operations Analysis OA Order Administration or Office Automation OACIS Oregon Advanced Computing Institute OACT NASA Office of Advanced Concepts and Technology OADG Open Architecture Development Group OAG Official Airline Guide OAGEE Official Airlines Guide Electronic Edition OAI Open Applications Interface OAO Orbiting Astronomical Observatories OAP Occupational Aptitude Patterns OAP Office Automation Planning OAQPS Office of Air Quality Planning and Standards OARE Orbital Acceleration Research Experiment OARnet Ohio Academic Resources Network OAS Office Automation System OASC Office of Advanced Scientific Computing OASF Office Automation System Facilities OASIS OEX Autonomous Supporting Instrumentation System OASIS OSU Academic Services Information Systems OASiS Outstanding ANSI Specialists Institution OAST Office of Aeronautics and Space Technology OASYS Office Automation System OAT Outside Air Temperature OATS Office Automation Technology and Services OAV Other Anti-Retrovirals OB Output Buffer OBC Onboard Computer OBI Online Book Initiative OBJ Object OBRA Omnibus Budget Reconciliation Act OBS Organic Brain Syndrome OBTW Oh OBU Option Business Unit OC Object Class OC On Call OC Operator Centralization OC Optical Carrier OC-1 A 51.840 Mbps SONET optical signal OC-12 A 622.080 Mbps SONET optical signal OC-18 A 933.120 Mbps SONET optical signal OC-24 A 1244.160 Mbps SONET optical signal OC-3 A 155.52 Mbps SONET optical signal OC-36 A 1866.240 Mbps SONET optical signal OC-48 A 2488.320 Mbps SONET optical signal OC-9 A 466.560 Mbps SONET optical signal OCA U S Office of Consumer Affairs OCAP Orange Cats Are Pretty OCAR Omni-Cultural Academic Resource OCC Operations Control Center OCC Other Common Carrier OCCA Open Cooperative Computing Architecture OCD Obsessive Compulsive Disorder OCE Other Common Equipment OCEANIC Ocean Information Center OCF Open Computing Facility OCG Oral Cholecystogram OCL Operation Control Language OCLC Online Computer Library Catalog OCM Operations Control Manager OCO Object Code Only OCP Oral Contraceptive Pill OCR Optical Character Reader OCR Optical Character Recognition OCRC Option Change Review Committee OCS Obstetric Computer Systems OCST Office of Commercial Space Transportation OCT Octal OCT Oxytocin Challenge Test OCTW Optical Communication Through the Shuttle Window OCU Office Channel Unit OD Opportunistic Disease OD Optical Disk OD Outdial OD Outer Diameter OD Output Data ODA Office Document Architecture ODA Open Document Architecture ODA Overdosed Anarchists ODAC Operations Distribution Administration Center ODAPI Open Database Application Programming Interface ODB Observational Data Base ODB Observational Database ODBC Open Database Connectivity ODBMS Object Oriented Database Management System ODC Oxygen Dissociation Curve ODD Office Dependent Data ODD Operator Distance Dialing ODDD Operator Direct Distance Dialing ODE Online Data Entry ODE Ordinary Differential Equation ODERACS Orbital Debris Radar Calibration Spheres Project ODI Open Data Interface ODI Open DataLink Interface ODI Open Device Interconnect ODI Operator Data Input ODIF Office Document Interchange Format ODIF Office Document Interface Format ODIF Open Document Interchange Format ODP Open Distributed Processing ODS Office Dialog System ODS Open Data Services ODS Overhead Data Stream ODT Online Debugging Technique OE OverRun Error OEIC Ocean Engineering Information Center OEL Occupational Exposure Limit OEM Original Equipment Manufacturer OEO Office of Economic Opportunity OERI Office of Educational Research and Improvement OES Office of Engineering Services OET One Eight Two OETAS Office of Education and Training for Addiction Services OETT Oral Endotracheal Tube OEX Orbiter Experiments OF Overflow OF Overflow Flag OFB Output Feedback OFC Office OFF Office OFG Originally Funny Guys OFM Optimized Fingertip Mapping OFMT Output Format for Numbers OFNPS Outstate Facility Network Planning System OFS Output Field Separator OGE Office of Government Ethics OGICSE Oregon Graduate Institute Computer Science and Engineering OGO Orbiting Geophysical Observatories OGT Out Going Trunk OGTT Oral Glucose Tolerance Test OGVT Outgoing Verification Trunk OH Off Hook OI Operating Instructions OI Opportunistic Infection OIC Oh, I See OIC Opportunity Industrialization Center OIDL Object Interface Definition Language OIF Oil Immersion Field OIG Office of the Inspector General OIM Oxygen Interaction with Materials OIP Opportunity Investment Planning OIRA Office of Information and Regulatory Affairs OIRM Office of Information Resources Management OIS Office and Information Systems OIS Office Information Systems OIU Office Interface Unit OJT On the Job Training OL Online OL Open Label OLAP On-Line Analytical Processing OLC Online Computer OLD Old File Version OLE Object Linking and Embedding OLIS Oxford University Library Information System OLIS The Oxford Library Information System OLIT Open Look Interface Toolkit OLLI Online Library Information OLM Online Monitor OLMSA Office of Life and Microgravity Sciences and Applications OLPS Online Programming System OLR OnLine Revenge OLRT Online Real Time OLS Online Library System OLTEP Online Test Executive Program OLTM Optical Line Terminating Multiplexor OLTP Online Terminal Processing OLTP Online Transaction Processing OLTP OnLine Transaction Processing OLWM Open Look Window Manager OM Object Manager OM Office Management OM Operations Maintenance OMB Office of Management and Budget OMC Office of Munitions Control OMDP Orbiter Maintenance Down Period OME Oregon Microcomputer Engineering OMF Object Management Facilty OMF Object Module Format OMFS Oral and Maxillofacial Surgery OMG Object Management Group OMI Open Messaging Interface OMIM Online Mendelian Inheritance in Man OMM Output Message Manual OMPF Operation and Maintenance Processor Frame OMR Optical Mark Reader OMR Optical Mark Recognition OMS Office Management System OMS Office of Mobile Sources OMS Orbital Maneuvering System OMV Orbital Maneuvering Vehicle ONA Open Network Architecture ONAC Operations Network Administration Center ONAL Off Network Access Line ONAL Off Network Access Line ONC Open Network Computing ONI Operator Number Identification ONMS Open Network Management System ONR Office of Naval Research OOA Object Oriented Analysis OOD Object Oriented Design OOD Office of Development OOD Office of Development (Central Engineering) OODB Object Oriented Database OODBMS Object Oriented Database Management System OODMS Object Oriented Database Management System OOF Office of The Future OOFNet Our Own Fucking Net OOL Object Oriented Language OOM Object Oriented Methodology OOP Object Oriented Programming OOP Office of Orphan Products OOPL Object Oriented Programming Language OOPS Object Oriented Program Support OOPS Object Oriented Programming and Systems OOS Object Oriented Systems OOS Out of Sequence OOT Object Oriented Technology OP Office Products OP Operation OP Operator OP Option OP Out of Print OP Output OP Outside Plant OPA Organ Procurement Agencies OPAC Online Public Access Catalog OPAL Online Presentation Access Library OPC Operations Planning and Control OPC Originating Point Codes OPC Overall Performance Category OPCR Operator Actions Program OPD Operand OPD Outpatient Department OPDU Operation Protocol Data Units OPE Opiate induced Pulmonary Edema OPEN Open Protocol Enhanced Networks OPEOS Outside Plant Engineering and Operations System OPM Office of Personnel Management OPM Operations Per Minute OPM Operator Programming Method OPM Outage Performance Monitoring OPM Outside Plant Module OPN Open OPND Operand OPOM Organizational Program Office Manager OPPE Office of Program Planning and Evaluation OPS Off Premises Station OPS Operations OPSM Outside Plant Subscriber Module OPT Open Protocol Technology OPT Optical OPT Options File OPTN Organ Procurement and Transplantation Network OPUS Octal Program Updating System OPV Oral Polio Vaccine OPV Out Patient Visit OPX Off Premises Extension OPX Off Premises Extension OR Odds Ratio OR Operational Research OR Optical Reader OR Originating Register ORB Office Repeater Bay ORC Objective Review Committee ORCA Online Resource Control Aid ORCA Open Repository CASE Architecture ORCID Online Retrieval of Cartographic Data ORD Office of Research and Demonstration ORDL Organized Design for Line and Crew ORG Non Profit Organization in Domain Name System ORG Origin ORI Office of Research Integrity ORI Original File ORIG Origination ORM Optical Remote Module ORNL Oak Ridge National Laboratory ORS Orbiter Refueling System ORS Output Record Separator ORT Ongoing Reliability Test OS Open Study Protocol OS Operating System OS Operator Service OS Outstate OSA Office Systems Administrator OSA Open Systems Architecture OSAC Operator Services Assistance Center OSAK Open Systems Application Kernel OSAM Overflow Sequential Access Method OSAR Optical Storage and Retrieval OSC Office of Space Communications OSC Ohio Supercomputer Center OSC Operator Services Center OSC Oscillator OSDIT Office of Software Development and Information Technology OSDS Operating System for Distributed Switching OSF Office of Space Flight OSF Office Systems Family OSF Open Software Foundation OSHA Occupational Safety and Health OSI Office of Scientific Integrity OSI Open Systems Interconnection OSIS Open Shops For Information Services OSL On Site Laboratory OSL Orbiting Solar Laboratory OSM Optical Storage Manager OSME Open Systems Message Exchange OSN Office Systems Node OSN Open Systems Network OSO Originating Signaling Office OSP Office of Sales Programs OSP Outside Plant OSPF Open Shortest Path First OSPS Operator Service Position System OSQL Object Structured Query Language OSR Optical Scanning Recognition OSS Observation Support System OSS Office of Space Science OSS Operations Support System OSS Operator Service System OST Originating Station Treatment OSTA Office of Space and Terrestrial Applications OSTP Office of Science and Technology Policy OSWER Office of Solid Waste and Emergency Response OSWS Operating System Work Station OT Object Technology OT Occupational Therapy OT Overtime OTA Office of Technology Assessment OTA Optical Telescope Assembly OTA Oxford Text Archive OTC Office Technology Center OTC Operating Telephone Company OTC Output Technology Corporation OTD Off the Dock OTDR Optical Time Domain Reflectometers OTEC Ocean Thermal Energy Conversion OTF Open Token Foundation OTH Off the Hook OTL Outlaws OTM On Time Marker OTOH On The Other Hand OTP One Time Programmable OTP Order Transaction Processing OTP Organ Transplant Patient OTR Operational Trouble Report OTS Off The Shelf OTS Office of Thrift Supervision OTS Office Tele-system OTS Off The Shelf OTT Office of Technology Transfer OUO Official Use Only OURS Open Users Recommended Solutions OUT Outlines File OUT Output OUT Output To Port OUTWATS Outward Wide Area Telecommunications Service OUTWATS Outward Wide Area Telephone Service OV Orbital Verification OVA Ovalbumin OVL Program Overlay File OVR Program Overlay File OVX Ovariectomized OW Overwrite OW/T Office Workers and Teachers OWL Object Windows Library OWL Open Windows Library OX Outlaw's Exchange OXT Oxytocin P Packed P Parallel P Parity P Phreaking P Power P&L Profit and Loss P&P Pirate & Pirate P/AR Peak to Average Radio P/H/A Phreaker's/Hacker's/Anarchist's PA Paper Advance PA Power Alarm PA Power Amplifier PA Program Access PA Program Address PA Program Analysis PA Public Address PAA Phosphonoacetic Acid PAB Newfoundland Periodical Article Bibliography PABX Private Automated Branch Exchange PABX Private Automatic Branch Exchange PAC Premature Atrial Contraction PAC Pricing and Announcement Committee PACE Program for Arrangement of Cables and Equipment PACER Public Access to Court Electronic Records PACS Picture Archiving and Communications Systems PACS Public Access Computing Systems PACSR Public Access Computer Systems Review PACT Pay Actual Computer Time PACT Prefix Access Code Translator PACT Production Analyses Control Technique PACX Private Automatic Computer Exchange PAD Packet Assembler and Disassembler PAD Packet Assembly/Disassembly PAD Public Access Device PADSX Partially Automated Digital Signal CrossConnect PAFA Partners for AIDS Free America PAG Phreak's Against Geeks PAHO Pan-American Health Organization PAIN Pirating Artistically Intrepid Newsmongers PAK Packed File PAL Paradox Applications Language PAL Phase Alternate Line PaL Pirates At Large PAL Programmable Array Logic PALS Pediatric Advanced Life Support PAM Pathetic ANSI Makers PAM Payload Assist Module PAM Personal Accounting Management PAM Pulse Amplitude Modulation PAM Pulse Amplitude Modulation PAMBU Pacific Manuscripts Bureau PAML Publicly Accessible Mailing Lists PAN Panel PAN Personal Account Number PANIX Public Access Internet/Unix System PANS Pretty Advanced New Stuff PAP Papanicolaou Test PAP Peroxidase Anti-Peroxidase PAP Primary Atypical Pneumonia PAP Printer Access Protocol PAP Prostate Acid Phosphatase PAPAG Phreak's Against Phreak's Against Geeks PAR Parameter PAR Project Authorization Request PARA Paragraph PARC Palo Alto Research Center PARE Physiological and Anatomical Rodent Experiment PARM Parameter PAS Pascal Source Code File PAS Personal Accounting System PAS Public Announcement System PASG Pneumatic Anti-Shock Garment PASI Production, Availability, Shipments, Inventory PAT Paroxysmal Atrial Tachycardia PAT Patch File PAT Power Alarm Test PAT Printer Action Table PAW Pirates Analyze Warez PAX Private Automatic Exchange PB Barometric Pressure PB Pacific Brigade PB Particle Beam PB Payback Period PB Plug Board PBC Peripheral Bus Computer PBC Processor Bus Controller PBD Pacific Bell Directory PBE Prompt By Example PBL Peripheral Blood Lymphocytes PBM Product Business Manager PBMC Peripheral Blood Mononuclear Cell PBP Penicillin Binding Protein PBS Peripheral Blood Smear PBT Profit Before Tax PBU Product Business Unit PBX Personal Branch Exchange PBX Private Branch Exchange PBX Product Branch Exchange PC Paper Change PC Personal Computer PC Placebo Controlled PC Planetary Camera PC Plug Compatible PC Positive Control PC Primary Center PC Printed Circuit PC Process Control PC Production Control PC Professional Computer PC Program Counter PC Punched Card PCA Physical Configuration Audit PCB Printed Circuit Board PCB Process Control Block PCC Portable C Compiler PCC Program Controlled Computer PCCA Personal Computer Communications Associations PCD Process Control Device PCD Product Category Designation PCD Programmed Cell Death PCDA Program Controlled Data Acquisition PCDA Program Controlled Data Acquisition PCERT Purdue Computer Emergency Response Team PCF Physical Control Fields PCF Portable Compiled Font PCG Protein Crystal Growth PCH Parallel Channel PCI Peripheral Component Interconnect PCi Power Crisis International PCI Protocol Control Information PCIS Portable Common Interface Set PCL Printer Command Language PCL Printer Control Language PCL Process Control Language PCL Programmable Command Language PCM Personal Computer Manufacturer PCM Plug Compatible Machine PCM Plug Compatible Manufacturer PCM Plug Compatible Mainframe PCM Plug Compatible Manufacturer PCM Printer Command Language PCM Product Capacity Manager PCM Profit Contribution Margin PCM Pulse Code Modulation PCM Pulse Code Modulation PCM Pulse Code Modulation PCM Pulse Code Modulated Trunks PCMCIA Personal Computer Memory Card International Association PCMS Patient Care Monitoring System PCN Penicillin PCN Personal Communication Network PCN Physician Computer Network PCNFS Personal Computer Network File System PCNP Personal Computer Network Program PCO Peg Count and Overflow PCO Polycystic Ovary PCO Procuring Contract Officer PCOD Polycystic Ovarian Disease PCP Pacific Coast Pirates PCP PC Pursuit PCP Phencyclidine PCP Pneumocystis Carinii Pneumonia PCP Primary Communications Processors PCP Primary Control Program PCP Pyscho Corporate Productions PCPC Personal Computers Peripheral Corporation PCR Personal Computer Rats PCR Polymerase Chain Reaction PCR Post Call Ratio PCR Program Control Register PCS Personal Communication Services PCS Personal Computer System PCS Pointing Control System PCS Process Control Systems PCS Program Control Sheet PCS Programmable Communications Subsystem PCS Promotion of Chemical Safety PCS Punched Card System PCSA Personal Computer Systems Architecture PCSA Personal Computing System Architecture PCSG Personal Computing Systems Group PCT Picture File PCTE Portable Common Tool Environment PCTV Program Controlled Transverters PCX Picture File PD Peripheral Decoder PD Pointing Device PD Program Director PD Public Domain PDA Patent Ductus Arteriosus PDA Personal Digital Assistant PDA Pointing Device Adapter PDA Problem Determination Aid PDA Pushdown Automation PDB Protein Data Bank PDD Pervasive Development Disorder PDE Partial Differential Equation PDES Product Data Exchange Specification PDF Portable Document Format PDF Power Distribution Frame PDF Printer Description File PDF Printer Driver File PDF Problem Determination Facility PDF Program Development Facility PDI Picture Description Instructions PDI Power and Data Interface PDL Page Description Language PDL Procedure Definition Language PDL Program Description Language PDL Program Design Language PDL Program Development Language PDLL Poorly Differentiated Lymphocytic Lymphoma PDM Product Data Manager PDMS Patient Data Management Systems PDN Public Data Network PDP Parallel Distributed Processing PDP Peripheral Data Processing PDP Plasma Display Panel PDP Procurement Data Package PDP Progamable Data Processor PDQ Physician Data Query PDQ Prescreening Developmental Questionnaire PDR Physician's Desk Reference PDR Preliminary Data Report PDR Proliferative Diabetic Retinopathy PDRC Primal Demented Review Crue PDRS Payload Deployment and Retrieval System PDS Partitioned Data Set PDS Personal Data System PDS Personal Decision Series PDS Planetary Data System PDS Portable Display Shell PDS Premises Distribution System PDS Problem Descriptor System PDS Professional Development Seminar PDS Program Development System PDS Public Domain Software PDSP Peripheral Data Storage Processor PDSS Post Development and Software Support PDT Photodynamic Therapy PDU Parental Drug User PDU Product Development Unit PDU Protocol Data Unit PDW Platelet Distribution Width PDX Paradox PDX Paradox File PE Parity Error PE Peripheral Equipment PE Phase Encoded PE Professional Engineer PE Project Engineer PE Public Enemy PEA Pocket Ethernet Adapter PEARL Process and Experimental Application Realtime Language PECC Product Engineering Control Center PECT Positron Emission Computed Tomography PEER Project Engineer Evaluation Report PEGASUS Personal Guide to ASU Stuff PEH Promotion of Environmental Health PEL Permissable Exposure Limits PEL Picture Element PEM Photoelectromagnetic PEM Privacy Enhanced Mail PEM Protein Energy Malnutrition PEM Proton Exchange Membrane PEN Parity Enable PEN Public Education Network PEN Purchasing Electronic Notebook PENSDK Pen Computing Software Development Kit PEP Packetized Ensemble Protocol PEP Partitioned Emulation Programming PEP Performance Enhancement Package PEP Personal Enrichment Program PEP Pre-Ejection Period PEP Productivity Enhancement Project PER Program Event Recording PERF Performance PERL Practical Extraction and Report Language PERT Product Enhanced Reverse Transcriptase PERT Program Evaluation and Review Technique PES Photo-Electric Scanning PES Programmed Electrical Stimulation PEST Parameter Estimation by Sequential Testing PET Personal Electronic Translator PET Positron Emission Tomography PET Print Enhancement Technology PETA People for the Ethical Treatment of Animals PF Page Formatter PF Parity Flag PF Power Factor PF Program Function PF&HOMW Printed, Framed & Hanging On My Wall PFA Phosphonoformic Acid PFC Plasma Fusion Center PFF Pluto Fast Flyby PFK Program Function Key PFM Printer Font Metrics PFM Pulse Frequency Modulation PFPU Processor Frame Power Unit PFR Power Fail Recovery PFR Power Fail Restart PFS Primary Fibromyalgia Syndrome PFT Pulmonary Function Test PFTA Payload Flight Test Article pg Picogram PGA Pin Grid Array PGC Professional Graphics Controller PGDN Page Down PGF Presentation Graphics Facility PGFNA Prince George FreeNet Association PGI Postgraduate Institute PGL Graphics File PGL Persistent Generalized Lymphadenopathy PGM Program PGP Program Parameter File PGS Program Generation System PGS Pseudoglobal Search PGUP Page Up PGY Post Graduate Year PH Parity High PH Phase PH Proportional Hazards PHA Phreakers/Hackers/Anarchists PHA Phytohemagglutinin PHACT Phreakers/Hackers/Anarchists/Cyberpunks/Technologists PHANTSY Phantasy Magazine PHaT Phunky Hardcore ANSI Team PHD Phreak/Hacker Destroyers PHE Phenylalanine PHELA Phreakers Elite Association PHIGS Programmer's Hierarchical Interactive Graphics System PHLIS Public Health Laboratory Information System PHO Phone List File PHPPO Public Health Practice Program Office PHR Physicians for Human Rights PHS Public Health Service PHSIS Public Health System Impact Statement PHT Phantasm PHT Phenytoin PHT Phototube PHUCK Phone Hackers United Crash Kill PHUN PHoney Underground Nation PHUN Phreakers and Hackers Underground Network PHX Phoenix PI Performance Index PI Physical Inventory PI Pirate Incorporated PI Profitability Index PI Program Interruption PI Programmed Instruction PI Proportional Integral PIA Peripheral Interface Adapter PIA Plug-In Administrator PIC Partners In Crime PiC Partners in Crime PIC Plastic Insulated cable PIC Polyolefin Insulated Cables PIC Primary Independent Carrier PIC Priority Interrupt Controller PICS Plug-In Inventory Control System PICU Pediatric Intensive Care Unit PICU Priority Interrupt Control Unit PID Pelvic Inflammatory Disease PID Process Identification Number PID Proprietary Information Disclosure PIF Paid In Full PIF Program Information File PIF Proliferation Inhibitory Factor PIG Psion Interest Group PIH Pregnancy Induced Hypertension PiL Pirates In Legion PILOT Programmed Inquiry Learning Or Teaching PIM Personal Information Manager PIM Protocol Independent Multicast PiMP Phuckin' Insane Music Producers PIMP Phuckin' Insane Music Programs PIMS Project Information Management System PIN Personal Identification Number PIN Police Information Network PIN Policy Information Notice PIN Processor Independent NetWare PINET Physicians Information Network PING Packet Internet Gopher PINS Person in Need of Services PIO Public Information Office PIP Packet Interface Port PIP Paper Impact Printing PIP Peripheral Interchange Program PIP Programmable Integrated Processor PIPE Persistent Interstitial Pulmonary Emphysema PIPS Pattern Information Processing Systems PIR Protein Information Resource PISW Process Interrupt Status Word PIT Plasma Iron Turnover PIT Programmable Interval Timer PITA Pain In The Ass PITS Pie In The Sky PIU Path Information Unit PIU Plug-In Unit PIWG Performance Issues Working Group PIXEL Picture Element PK Packed Font File PKCS Public Key Cryptography Standards PKD Packed PKP Public Key Partners PKU Phenyketonuria PL Parity Low PL Programmable Logic PL Programming Language PL Programming Library PL/1 Programming Language One PLA Program Logic Array PLA Programmable Logic Array PLA Programmed Logic Array PLAD Public Lands Appreciation Day PLAN Public Lands Action Network PLC Payload Commander PLC Placebo PLC POLiCE PLC Power Line Conditioner PLC Programmable Logic Controller PLCC Plastic Leadless Chip Carrier PLD Programmable Logic Device PLDM Power Line Disturbance Monitor PLDS Pilot Land Data System PLL Phase Locked Loop PLL Pre-linked Library File PLM Pulse Length Modulation PLOKTA Press Lots of keys to abort PLP Party Line Protocol PLP Presentation Level Protocol PLS Programmable Logic Sequencer PLS Prolonged Life Support PLT Pilot PLT Platelet Count PLT Program Library Tape PM Peripheral Module PM Phase Modulation PM Plant Management PM Polymer Morphology PM Presentation Manager PM Preventive Maintenance PM Procedures Manual PM&R Physical Medicine and Rehabilitation PMAC Peripheral Module Access Controller PMC Patient Management Categories PMC Permanently Manned Capability PMC Pseudo Machine Code PMC Pseudo Membranous Colitis PMD Progressive Muscular Dystrophy PMETC Pardon Me Etc. PMF Protein Modified Fast PMFBI Pardon Me For Butting In PMG Product Marketing Group PMH Past Medical History PMI Picture Manipulation Instructions PMI Point of Maximum Impulse PMI Private Memory Interconnect PMIC Practice Management Information Corporation PMJI Pardon Me For Jumping In PMJI Pardon My Jumping In PML Progressive Multifocal Leukoencephalopathy PMMU Paged Memory Management Unit PMN Polymorphonuclear Leukocyte pmol Picomole PMOS Positive Channel Metal Oxide Semiconductor PMP Previous Menstrual Period PMR Poor Mans Routing PMR Poor Man's Routing PMS Pantone Matching System PMS Paranoid Media Scrutinization PMS Peoples Message Service PMS Personal Mailing System PMS Premenstrual Syndrome PMS Processor Memory Switch PMS Project Management System PMS Public Message System PMT Page Map Table PMT Photomultiplier Tube PMT Planning Methodology Team PMTS Premenstrual Tension Syndrome PMU Precision Measurement Unit PMX Packet Multiplexor PNB Pacific Northwest Bell PND Present Next Digit PND Principle Neutralizing Determinant PNET Power Networking PNL Pacific Northwest Lab PNN Princeton News Network PNP Non-protein Nitrogen PNP Plug and Play PNPN Positive, Negative, Positive, Negative PNX Phoenix PNX Private Network Exchange PO Phone Order PO Post Office PO Purchase Order POACH PC On A Chip POB Peripheral Order Buffer POC Point of Contact POCC Payload Operations Control Center POD Piece of Data POD Post-Op Day PODPS Post Observation Data Processing System POE Portal of Entry POF Plastic Optical Fiber POF Probability of Failure POF Programmable Operator Facility POF Programming Operator Facility POGO Programmer Oriented Graphics Operation POH Power On Hours POISED Process for Organization of Internet Standards POL Problem Oriented Language POL Procedure Oriented Language POL Process Oriented Language POLE Point of Last Environment POM Point of Manufacturing POMR Problem Oriented Medical Record POMS Profile of Mood States POOR Protector's Of Our Rights POP Point of Presence POP Pop Value Off Stack POP Post Office Protocol POPA Pop All General Registers POPF Pop Stack Into Flags POPS Paperless Order Processing System POPS Pulmonary Over Pressurization Syndrome POR Problem Oriented Record PORT Patient Outcome Research Team PORT Photo Optical Recorder Tracker POS Point of Sale POS Position POS Positive POS Primary Operating System POS Programmable Object Select POS Programmable Option Select POSIX Portable Operating System Interface Unix POSSLQ Person of Opposite Sex Sharing Living Quarters POST Power On Self Test POT Physical Organization Table POT Point of Termination POTMAN Pirates Of The Mid-Atlantic POTS Plain Old Telephone Service POV Point Of View POV Point of View POV Program Oriented View PoW Programmers of War PP Pages PP Peripheral Processor PP Persistently Positive PP Positive Pressure PP Post Pay PP Pre-Processor PP&E Production, Planning, and Execution PPA Phenylpropanolamine PPAC Public Policy Advisory Committee PPB Parts Per Billion PPB Provisioning Parts Breakdown PPC Personal Portable Computer PPD Peripheral Pulse Distributor PPD Postscript Printer Description PPD Product Phase Down PPD Purified Protein Derivative PPDS Personal Printer Data Stream PPI Parallel Port Interface PPI Patient Package Insert PPL Periodic Payment License PPL Polymorphic Programming Language PPL Preferred Products List PPM Pages Per Minute PPM Parts Per Million PPM Posterior Papillary Muscle PPM Pulse Position Modulation PPM Pulses Per Minute PPMS Professional Productivity Management System PPN Programmer Project Number PPN Project Program Number PPN Project Programmer Number PPN Public Packet Switching PPP Phucking Phield Phreakers PPP Point to Point Protocol PPPL Princeton Plasma Physics Lab PPRC Physician Payment Review Commission PPS Parallel Processing System PPS Post Polio Syndrome PPS Product Performance Survey PPS Prospective Payment System PPS Public Packet Switching Network PPS Pulses Per Second PPSN Public Packet Switched Network PPSU Personal Printer Spooling Utility PPT Parts Per Trillion ppt Precipitate PPT Punched Paper Tape PPU Peripheral Processing Unit PPV Positive Predictive Value PR Partial Response PR Pattern Recognition PR Physical Records PR Print PR Printer PR Program Reader PR Public Relations PRA Physician Recognition Award PRA Primary Rate Access PRACSA Public Remote Access Computer Standards Association PRB Peer Review Board PRBC Packed Red Blood Cells PRC Planning Research Corporation PRCA Puerto Rico Communications Authority PRD Printer Driver File PRD Processing Data Rate PRE Prefix PREMIS Premises Information System PREP Physician Review Program PREP PowerPC Reference Platform PREPnet Pennsylvania Research and Economic Partnership PRF Preferences File PRG Program File PRi PRiMAL PRI Primary Rate Interface PRIMIR Product Improvement Management Information Report PRISM Parallel Reduced Instruction Set Multiprocessing PRISM Programmed Integrated System Maintenance PRIST Paper Radioimmunosorbent Test PRM Preventive Maintenance PRM Primary prn As Needed PRN Printer PRO Profile File PROC Procedure PROC Processor PROFS Professional Office System PROG Program PROLOG Programming In Logic PROM Premature Rupture of Membranes PROM Programmable Read Only Memory PROMATS Programmable Magnetic Tape System PROMIS Prosecutors Management Information Systems PROTEL Procedure Oriented Type Enforcing Language PRP Partner Referral Program PRP Platelet Rich Plasma PRPQ Programming Request For Price Quotation PRR Pulse Repetition Rate PRS Pattern Recognition System PRS Personal Response System PRS Printer File PRT Portable Remote Terminal PRT Print PRT Printer PRT Production Run Tape PRT Program Reference Table PRTC Puerto Rico Telephone Company PRTM Printing Response Time Monitor PRTSC Print Screen PRTY Priority PS Personal Services PS Personal System PS Physical Sequential PS Picosecond PS Pilot Study PS PostScript File PS Power Supply PS Preferred Service PS Program Store PS Programmed Symbols PS Proportional Spacing PS/2 Programming System 2 PSA Personal Statement Analyzer PSA Prostate Specific Antigen PSAP Public Safety Answering Point (911) PSB Program Specification Block PSC Pittsburgh Supercomputing Center PSC Primary Sclerosing Cholangitis PSC Prime Service Contractor PSC Public Safety Calling System PSC Public Service Commission PSD Partial Sleep Deprivation PSD Printer Sharing Device PSD Psychosquad PSDC Pennsylvania State Data Center PSDC Public Switched Digital Capability PSDN Packet Switched Data Network PSDN Public Switched Data Network PSDS Public Switched Digital Service PSE Packet Switch Exchange PSE Packet Switching Exchange PSE Present State Examination PSEC Picosecond PSF Permanent Swap File PSF Preferred Stride Frequency PSG Peripheral and Supplies Group PSG Product Shipping Guide PSG Professional Specialty Groups PSGN Post-Streptococcal Glomerulonephritis PSH Physical Services Header PSI Packet Switch Interface PSI Pirates Sick Of Initials PSI Pollutants Standard Index PSIU Packet Switch Interface Unit PSK Phase Shift Keying PSL Problem Statement Language PSM Packet Service Module PSM Position Switching Module PSM Professional Service Manager PSN Packet Switched Network PSN Packet Switch Node PSN People with Special Needs PSN Public Switched Network PSO Pending Service Order PSP Program Segment Prefix PSPDN Packet Switched Public Data Network PSR Paternal Sex Ratio PSR Phase Shift Register PSR Program Support Representative PSRG Privacy and Security Research Group PSRO Professional Standards Review Organization PSRT Political Scientists Researchers and Teachers PSS Packet Switch Stream PSS Packet Switched Service PSS Professional Software Services PSS Progressive Systemic Sclerosis PSS Public Safety System PST Parasite PSTN Public Switched Telephone Network PSU Portable Storage Unit PSU Primary Sampling Unit PSU Program Storage Unit PSVT Paroxysmal Supraventricular Tachycardia PSW Program Status Word PSWM PostScript Window Manager PSY Psychosis PT Paper Tape PT Part Time PT Program Table PT Program Timer PT Publication Type PT Pulmonary Toxoplasmosis PT Punched Tape PTA Peritonsillar Abscess PTA Prior to Admission PTAT Private Trans Atlantic Telecommunications PTC Part Time Crackers PTCA Percutaneous Transluminal Coronary Angioplasty PTD Provisioning Technical Documentation PTE Packet Transport Equipment PTF Patient Treatment File PTF Program Temporary Fix PTG Pentagram PTG Physical Technology Group PTH Parathyroid Hormone PTHC Percutaneous Transhepatic Cholangiogram PTL Pirates That Live PTL Praise The Lord PTL Pre-Term Labor PTLA Percutaneous Transluminal Angioplasty PTM Pressure Threshold Meter PTN Phenytoin PTN Plant Test Number PTO Patent and Trademark Office PTP Paper Tape Punch PTR Paper Tape Reader PTS Permanent Threshold Shift PTS Position and Trunk Scanner PTSD Post Traumatic Stress Disorder PTT Partial Thromboplastin Time PTT Postal Telephone and Telegraph PTU Propylthiouracil PTW Primary Translation Word PTX Pentoxifylline PU Physical Unit PU Power Unit PU Processing Unit PUB Physical Unit Block PUB Publication PUB Publication File PUC Peripheral Unit Controller PUC Public Utilities Commission PUD Peptic Ulcer Disease PUD Planned Unit Development PUFFT Purdue University Fast Fortran Compiler PUMA Power User's Macintosh Association PUMA Processor Upgradable Modular Architecture PUMA Programmable Universal Micro Accelerator PUR Pursuit PUSH Push Value Onto Stack PUSHF Push 16Bit FLAGS Registers PUT Program Update Tape PV Pneumococcal Vaccine PV Present Value PVC Permanent Virtual Circuits PVC Premature Ventricular Contraction PVD Peripheral Vascular Disease PVM Parallel Virtual Machine PVN Private Virtual Network PVR Pulse Volume Recording PVS Partial Ventilatory Support PVS Program Validation Service PVT Paroxysmal Ventricular Tachycardia PW Physical Wish PWA Pirates With Attitude PWB Printer Wire Board PWB Programmer's Work Bench PWC Physical Working Capacity PWI Power Indicator PWL Percentage of Weight Loss PWM Pulse Width Modulation PWN Peacenet World News PWR Power PWS Piretes who canot spel corriers PWS Programmer Work Station PWSCS Programmable Workstation Communication Services PWV Pulse Wave Velocity Px Physical PX Primary Index File PX Prophylaxis PXL Pixel Font File PY Person Years PZA Pyrazinamide Q Quality Q Quantity Q Query Q Question QA Quality Assurance QAIP Quality Assurance Inspection Plan QALE Quality Adjusted Life Expectancy QALM Quality Adjusted Life Months QALY Quality Adjusted Life Years QAM Quadrature Amplitude Modulation QAP Quality Assurance Program QAPI Quality Assurance Program Inspections QAPP Quality Assurance Program Plan QAS Quasi Associated Signaling QBE Query By Example QBF Query By Forms QBOD Quality Board of Directors QC Quality Cartel QC Quality Control QCB Queue Control Block QCC Quality Control Circles QDSS Q-Bus Dragon Sub-System QED Quick Epicenter Determinations QEMM Quarterdeck Expanded Memory Manager QF Quality Factor QFA Quick File Access QIC Quarter Inch Cartridge QIC Quarter Inch Compatibility QIC Quarter Inch Tape QIP Quality Improvement Process QIS Quality Information System QIT Quality Information and Test System QL Query Language QLD Queuing Literature Database QLI Quality of Live Index QLI Query Language Interpreter QMF Query Management Facility QMP Quality Measurement Plan QNS Quantity Not Sufficient QoL Quality of Life QPA Quality Program Analysis QPL Quality Products List QPSK Quadrature Phase Shift Keying QPSK Quartenary Phase Shift Keying QQPRI Qualitative and Quantitative Personnel Requirements Information QRSS Quasi Random Signal Source QSO Quasi Stellar Object QSO QWK Support Option QSS Quality Solution Systems QSS Quality Surveillance System QT Quotient QTY Quantity QUEL Query Language QUERRI Questions on University Extension Regional Resource QUEX Query Update By Example QUIC Quarter Inch Cartridge QUIP Quad In-Line Package QVSS Q-Bus Viper Sub-System QWB Quality of Well Being Scale QZR Quazar R Read R Reader R Request R Right R Ring R&D Research and Development R&E Research and Engineering R&R Rate & Route R&SE Research & Systems Engineering R&T Research and Technology R/O Read/Only R/W Read/Write R/WM Read/Write Memory RA Reasonable Alternative RA Research Assistant RA Return Address RA Return Authorization RA Risk Analysis RABID Rebellion Against Big Irrepressible Dweebs RACE Random Access Card Equipment RACE Random Access Computer Equipment RACF Resource Access Control Facility RAD Radiation Absorbed Dose RAD Random Access Data RAD Random Access Drive RAD Rapid Access Disk RAD Rapid Application Development RAD Reactive Airways Disease RADAR Radio Detection and Ranging RADIUS Remote Authentication Dial-In User Service RADIUS Routine Antenatal Diagnostic Imaging with Ultrasound RAF Rheumatoid Arthritis Factor RAH Random Access Humor RAI Random Access and Inquiry RAID Rebel Anarchists Incur Destruction RAID Redundant Array of Inexpensive Disks RAID Redundant Arrays of Inexpensive Drives RAIR Random Access Information Retrieval RAIU Radioactive Iodine Uptake RAM Random Access Memory RAM Really Awful Music RAM REtardo AxE MurdErErz RAMDAC Random Access Memory Digital to Analog Converter RAMIS Rapid Access Management Information System RAMP Reliability, Availability, Maintainability Program RAMP Remote Access Maintenance Protocol RAMPS Resource Allocation in Multiple Project Schedule RAMS Record Archival Management System RAND Random RAND Rural Area Network Design RAO Regional Accounting Office RAO Revenue Accounting Office RAP Remote Access Point RAPD Randomly Amplified Polymorphic DNA RAPID Research Activity and Publications Interactions Database RAPID Resource and Performance Interactive Display System RAR Return Address Register RARE Reseaux Associes pour la Recherche Europeenne RARP Reverse Address Resolution Protocol RAS Random Access Storage RAS Reliability RAS Remote Access Server RAS Remote Access System RAS Resource Analysis System RAS Row Address Strobe RASC Residence Account Service Center RAST Radioallergosorbent Test RAT Resource Allocation Tool RATS Radio Amateur Telecommunications Society RAVE Relational Advanced Visual Environment RBA Relative Byte Address RBBS Remote Bulletin Board System RBC Red Blood Cell RBC Red Blood Count RBG Realtime Business Group RBHC Regional Bell Holding Company RBMS Remote Bridge Management Software RBOC Regional Bell Operating Company RBOR Request Basic Output Report RC Radio Controlled RC Radix Complement RC Recent Change RC Reduced Cost RC Regional Center RC Repair Center RC Research Coordinator RC Resistance Capacitance RC Resistance Coupled RC Resistor Capacitor RC MAC Recent Change Memory Administration Center RCAS Reserve Component Automation System RCC Radio Common Carrier RCC Regional Coordinating Center RCC Remote Cluster Controller RCC Reverse Command Channel RCD Receiver Carrier Detector RCF Remote Call Forwarding RCI Resource Critical Information RCL Rotate Through Carry Left RCL Rotate Carry Left RCL Runtime Control Library RCLDN Retrieval of Calling Line Directory Number RCM Recent Change Memory Administration Center RCM Remote Carrier Module RCN Regents Computer Network RCP Remote Copy Program RCR Rotate Through Carry Right RCS Records Communications Switching System RCS Re-loadable Control Storage RCS Revision Control System RCSC Remote Spooling Communications Subsystem RCT Randomized Clinical Trial RCT Randomized Control Trials RCTL Resistor Capacitor Transistor Logic RCU Radio Channel Unit RCVR Receiver RD Rate Difference RD Read RD Receive Data RD Remove Directory RDA Recommended Daily Allowance RDA Recommended Dietary Allowance RDA Remote Database Access RDB Receive Data Buffer RDB Relational Database RDBMS Relational Database Management System RDC Radiance RDC Remote Data Connector RDD Random Digital Dial RDE Received Data Enable RDE Receptor Destroying Enzyme RDES Remote Data Entry System RDF Radio Direction Finding RDF Record Definition Field RDL Remote Digital Loopback RDM Relational Data Modeler RDN Relative Distinguished Name RDP Ribosomal Database Project RDR Reader RDS Radio Digital System RDS Respiratory Distress Syndrome RDSN Region Digital Switched Network RDT Radio Digital Terminal RDT Remote Digital Terminal RDT Restricted Data Transmissions RDW Red Cell Distribution Width RDY Ready REACH Research & Educational Applications of Computers in Humanities REAP Restriction Endonuclease Analysis of Plasmid DNA REBASE Restriction Enzyme Database REC Record REC Recorder File REC Regional Engineering Center RED Reduction REE Rare Earth Elements REE Resting Energy Expenditure REF Reference REF Reference File REG Register REGIS Remote Graphics Instruction Set REL Recommended Occupational Exposure Limit REL Release REL Relocatable REM Radical Elite Movement REM Rapid Eye Movement REM Remainder REM Remark REM Remote Equipment Module REM Ring Error Monitor REMIS Real Estate Management Information System REMOBS Remote Observation System REMOS Resources Management On-Line System REN Remote Enable REN Renaissance REN Rename REN Ring Equivalence Number REP Repeat REP Repeat String Prefix REP Repertory Dialing REPE Repeat While Equal REPNE Repeat While Not Equal REPNZ Repeat While Not Zero REPZ Repeat While Zero REQ Request RER Respiratory Exchange Ratio RER Rough Endoplasmic Reticulum RES Remote Entry Services RES Reset RES Resource File RES Reticuloendothelial System RET Near Return From Procedure RET Resolution Enhancement Technology RET Return RETF Far Return From Procedure REV Revenue or Revision REV Revolt REW Rewind REXX Restructured Extended Executor Language RF Radio Frequency RF Revisable Form RFA Request for Assistance RFC Request For Comments RFD Ready For Data RFE Request For Enhancement RFF Resources For the Future RFI Radio Frequency Interference RFI Renal Failure Index RFI Request for Information RFLP Restriction Fragment Length Polymorphism RFMS Remote File Management System RFP Request for Proposal RFQ Request For Quote RFS Relapse Free Survival RFS Remote File Sharing RFS Remote File System RFT Request For Technology RFT Revisable Form Text RFW Rapid Filling Wave RGA Rate Gyro Assembly RGB Red, Green, Blue RGMO Regional Grants Management Officer RGP Raster Graphics Processor RGP Remote Graphics Processor RH Relative Hazard RH Relative Humidity RH Report Heading RH Request Header RHD Rheumatic Heart Disease RI Read In RI Relative Incidence RI Reliability Index RI Ring Indicator RIA Radioimmunoassay RIACS Research Institute for Advanced Computer Science RID Radial Immunodiffusion RID Remote Isolation Device RIE Resources in Education RIF Reduction In Force RIF Rifampin RIFF Resource Interchange File Format RIG Rabies Immune Globulin RIGS Radioimmunoguided Surgery RIM Read In Mode RIM Remote Installation and Maintenance RIME RelayNet International Message Exchange RiOT Revolution in Our Time RIP Raster Image Processor RIP Remote Imaging Protocol RIP Revolutionizing International Piracy RIP Routing Image Protocol RIP Routing Information Protocol RIPA Radioimmunoprecipitation RIPE Reseaux IP Europeen RIPS Raster Image Processing Systems Corp RIS Radiological Information Systems RIS Remote Installation Service RISC Reduced Instruction Set Computer RiSC Rise In Superiour Couriering RISD Reference Information Systems Development RISLU Remote Integrated Services Line Unit RIST Radioimmunosorbent Test RITA Recognition of Information Technology Achievement RITSEC Regional Information Technology and Software Engineering Center RJE Remote Job Entry RJEF Remote Job Entry Function RJP Remote Job Processing RL Relocation Library RL Rescue Leader RLC Repeater Line Card RLCM Remote Line Concentrating Module RLD Relocation Dictionary RLE Run Length Encoded RLF Retrolental Fibroplasia RLG Research Libraries Group RLIN Research Libraries Information Network RLL Run Length Limited RLL Run Length Limited RLN Remote LAN Nodes RLS Received Line Detect RLSD Received Line Signal Detector RLT Reality RLT Remote Line Test RM Record Mark RM Records Management RM Regional Manager RM Repetition Maximum RM Resource Manager RMAS Remote Memory Administration System RMATS Remote Maintenance Administration and Traffic RME Resting Metabolic Expenditure RMF Read Me First RMI Resource Management Initiative RMK RomKids RMON Remote Monitoring RMP Regional Medical Programs RMP Rifampin RMR Remote Message Registers RMS Record Management Services RMS Recovery Management Support RMS Remote Manipulator System RMS Root Mean Squared RMSF Rocky Mountain Spotted Fever RMT Remote Rn Radon RN Reference Noise RNA Radionuclide Angiography RNA Ribonucleic Acid RND Random RNOC Regional Network Operations Center RNP Ribonucleoprotein RO Read Only RO Read Only RO Receive Only RO Regional Office RO Routine Order ROA Return On Assets ROA Return On Assets ROB Remote Order Buffer ROC Receiver Operator Characteristic ROC Regional Operating Company RODAC Replicate Organism Detection And Counting ROFL Rolling On Floor Laughing ROH Receiver Off Hook ROI Oxygen Radicals and Intermediates ROI Region of Interest ROI Release of Information ROI Return On Investment ROL Rotate Left ROLC Routing Over Large Clouds ROM Range of Motion ROM Read Only Memory ROMBIOS Read Only Memory/Basic Input Output System ROP Read Only Printer ROR Rotate Right ROS Reactive Oxygen Species ROS Read Only Storage ROS Review of Symptoms ROS Review of Systems ROSC Return of Spontaneous Circulation ROSE Remote Operations Service Element RoT Rebels of Telecommunications ROT Reign of Terror ROTBA Reality On The Blink Again ROTFL Rolling On The Floor Laughing ROTL Remote Office Test Lines ROTM Right On The Money RPC Remote Procedure Call RPE Rating of Perceived Exertion RPE Remote Peripheral Equipment RPE Required Page End Character RPG Report Program Generator RPG Role Playing Games RPL Remote Program Loader RPL Requested Privilege Level RPL Resident Programming Language RPM Reduced Parts Menu RPM Relentless Pursuit of Magnificence RPM Remote Process Management RPM Revelations Per Minute RPM Revolution Per Minute RPM Rotations Per Minute RPN Reverse Polish Notation RPO Railway Post Office RPOA Recognized Private Operating Agencies RPP Rate Pressure Product RPR Rapid Plasma Reagin RPS Realtime Programming System RPS Revolutions Per Second RPS Rotational Position Sensing RPT Registered Physical Therapist RPT Repeat RPT Report RPV Remotely Piloted Vehicle RQBE Relational Query By Example RQS Rate/Quote System RQS The Rate Quote System RQSM Regional Quality Service Management RQT Reliability Quality Test RR Relative Risk RR Remove and Replace RR Rescue Raiders RR Resource Record RRC Residency Review Committee RRDS Relative Record Data Set RRE Rev Responsive Element RRG Real Time Rapporteur Group rRNA Ribosomal Ribonucleic Acid RRO Reports Receiving Office RRR Regular Rate And Rhythm RRR Repeat Reactor Rates RS Recommended Standard RS Remote Station RS Reset RS Reset Key RS232 Digital Communication Standard RSA Reference System Architecture RSA Rehabilitation Services Administration RSA Repair Service Attendant RSAT Reliability and System Architecture Testing RSB Repair Service Bureau RSBS Research School of Biological Sciences RSC Remote Switching Center RSC Residence Service Center RSC Routine Service Cost rsCD4 Recombinant Soluble CD4 RSCS Remote Source Control System RSCS Remote Spooling and Communication Subsystem RSCS Remote Spooling Communications Subsystem RSD Reflex Sympathetic Dystrophy RSD Regular Section Descriptors RSDS Reflex Sympathetic Dystrophy Syndrome RSE Removable Storage Elements RSE Research and Systems Engineering RSF Remote Support Facility RSH Remote Shell RSL Remote Ship List RSL Requirements Specifications Language RSLE Remote Subscriber Line Equipment RSLM Remote Subscriber Line Module RSM Remote Switching Module RSN Real Soon Now RSP Remote Switching Partition RSP Required Space Character RSS Remote Speaking System RSS Remote Switching System RSS Resource Security System RSTE/E Resource System Time Sharing / Enhanced RSTS Resource System Time Sharing RSTS/E Resource Sharing Time Sharing / Extended RSTS/E Resource System Time Sharing / Environment RSU Remote Switching Unit RSV Respiratory Syncytial Virus RSV Revised Standard Edition RSVP RDB Solutions Vendor Program RSVP Resource Reservation Protocol RSVP Revolutionary Surrealist Vandal Party RT Radiation Therapy RT Read Tape RT Real Time RT Register Transfer RT Remote Terminal RT Reverse Transcriptase RT RISC Technology RT Run Time RTA Real Time Accelerator RTA Remote Trunk Arrangement RTAC Regional Technical Assistance Center RTAM Remote Teleprocessing Access Method RTB Read Tape Binary RTBG Real Time Business Group RTBM Real Time Bit Mapping RTC Real Time Clock RTC Real Time Command RTC Relative Time Clock RTC Return To Clinic RTCC Real Time Computer Complex RTCF Real Time Computer Facility RTCS Real Time Computer System RTCU Real Time Control Unit RTD Real Time Display RTD Resistance Temperature Detector RTDHS Real Time Data Handling System RTE Real Time Execution RTE Remote Terminal Emulation RTECS Registry of Toxic Effects of Chemical Substances RTEL Reverse Telnet RTF Radio Television Film RTF Resistance Transfer Factor RTF Rich Text Format RTFM Read the Flaming Manual RTFM Read The Fucking Manual RTG Research Training Group RTG Routing Table Generator RTL Real Time Language RTL Resistor Transistor Logic RTM Read the Manual RTM Real Time Monitor RTM Regional Telecommunications Management RTM Registered Transfer Module RTM Remote Test Module RTN Return RTN Routine RTOP Research and Technology Objectives and Plans RTOS Real Time Operating System RTS Real Time Systems RTS Reliable Transfer Service RTS Remote Takeover System RTS Remote Testing System RTS Request To Send RTSE Reliable Transfer Service Element RTT Round Trip Time RTTY Radio Teletype RTU Remote Trunking Unit RTW Return To Work RU Receive Unit RU Response Unit RUAC Remote User Access Centers RUG Resource Utilization Group RUM Remote User Multiplex RVA Recorded Voice Announcement RVD Remote Virtual Disk RVO Retinal Vein Occlusion RVOT Right Ventricular Outflow Tract RW Read Write RWC Read Write Create RWC Remote Work Center RWE Remote Wall Enclosure RWM Read Write Memory RWM Regional Wall Motion RX Receive Data RX Remote Exchange RXN Reaction RXT Radiation Therapy RZR Razor 1911 S Second S Sequential S Serial S Sign S Sleeve S Switch S/W Software SA Service Assistant SA Simulated Annealing SA Storage Array SA Subject to Approval SA System Administrator SA Systems Analyst SAA South Atlantic Anomaly SAA Systems Application Architecture SAARD Slow Acting Antirheumatic Drug SAB Science Advisory Board SAB Shortacting Barbiturates SAB Spontaneous Abortion SABB Storage Array Building Block SAC Service Area Code SAC Service Area Computer SAC Special Area Code SAC Storage Access Channel SAC Storage Access Control SAC Store and Clear Accumulator SACE Serum Angiotensin Converting Enzyme SAD Seasonal Affective Disorder SAD Separation Anxiety Disorder SAD Serial Analog Delay SAD Slick ANSI Designers SADF Semi-Automatic Document Feeder SAFE Security Awareness From Education SAG SQL Access Group SAG Street Address Guide SAH Standard Allowed Hours SAH Standard Average Hour SAH Sub-Arachnoid Hemorrhage SAHF Store AH Into Flags SAI Serving Area Interface SAIDS Simian AIDS SAIL Stanford Artificial Intelligence Laboratory SAL Shift AL Left SAL Suction Assisted Lipectomy SAL Symbolic Assembly Language SAL Systems Assembly Language SALI Standalone Automatic Location Information SALU Structured Assembly Language Utilities SAM Secure Access Multiport SAM Sequential Access Method SAM Serial Access Memory Array SAM Smoking Attributable Mortality SAM Sort and Merge SAM Symantec Anti-Virus For Macintosh SAM System Activity Monitor SAMA Step by step Automatic Message Accounting SAO Science Assessment Operations SAO Smithsonian Astrophysical Observatory SAP Second Audio Program SAP Secondary or Separate Audio Program SAP Service Access Point SAP Service Advertising Protocol SAP Symbolic Assembly Program SAPS Simplified Acute Physiological Score SAQ Self Administered Questionnaire SAR Search and Rescue SAR Shift Arithmetic Right SAR Store Address Register SAR Structural Adjustment Reforms SAR Synthetic Aperture Radar SARA Sexually Acquired Reactive Arthritis SARS Sexual Assault Recovery Service SARTS Switched Access Remote Test System SAS Simulation Automation System SAS Single Attachment System SAS Statistical Analysis System SAS Switched Access Services SAS Switched Access System SASA Society Against Spread of AIDS SASE Self Addressed Stamped Envelope SASE Specific Application Service Element SASE System and Support Engineering SASI Shugart Associates System Interface SAT Special Access Termination SAT Supervisory Audio Tone SATB Specific Aptitude Test Battery SAU Secure Access Unit SAV Saved File SAW Surface Acoustic Wave SB Single Blind SB Standby SBA Shared Batch Area SBA Shipping and Billing Authorization SBA Small Business Administration SBA System For Business Automation SBB Subtraction With Borrow SBB System Building Block SBC Single Board Computer SBC Small Business Computer SBCSS Single Byte Command Code Set Mapping SBDN Southern Bell Data Network SBE Social Behavioral and Economic Sciences SBE Subacute Bacterial Endocarditis SBER Social Behavioral and Economic Research SBF Splanchnic Blood Flow SBFT Small Bowel Follow Through SBGM Self Blood Glucose Monitoring SBH St. Boniface General Hospital Libraries SBI Storage Bus Interconnect SBI Synchronous Bus Interface SBIR Small Business Innovation Research SBL Super Basic Language SBMS Southwestern Bell Mobile Service SBN Standard Book Number SBO Surveillance by Objectives SBox Skunk Box SBP Systolic Blood Pressure SBR Storage Business Review SBS Satellite Business System SBS Sick Building Syndrome SBS Skyline Business Systems SBT Software Business Technologies SC Satellite Computer SC Scanner Controller SC Sectional Center SC Seroconversion SC Seroconvertor SC Static Chunking SCA Strategic Capital Acquisitions SCA Swiss Cracking Association SCADC Standard Central Air Data Computer SCAM Society of Criminals, Anarchists, and Misfits SCAMC Symposium on Computer Applications in Medical Care SCAN Switched Circuit Automatic Network SCAS Scan String SCAT Stromberg Carlson Assistance Team SCC Satellite Communications Controller SCC Serial Communication Controller SCC Serial Controller Chip SCC Specialized Common Carrier SCC Storage Connecting Circuit SCC Switching Control Center SCCP Signaling Connection Control Part SCCS Source Code Control System SCCS Specialized Common Carrier Service SCCS Switching Control Center System SCD Scientific Computing Division SCD Software Chronicle Digest SCD Software Chronicles Digest SCD Sudden Cardiac Death SCD Sudden Coronary Death sCD4 Soluble CD4 SCDE Significant CALS Data Elements SCDMS Society for Clinical Data Management Systems SCE Sister Chromatid Exchange SCF Selective Call Forwarding SCF State Correctional Facility SCG Security Classification Guide SCH Schedule SCI Spinal Cord Injury SCI Strategic Computing Initiative SCID Severe Combined Immunodeficiency SCIT Semiconductor and Interconnect Technologies SCIWORA Spinal Cord Injury Without Radiographic Abnormality SCL SCANDAL! SCL System Communication Location SCL System Control Language SCLC Small Cell Lung Carcinoma SCM Segment Control Module SCM Small Core Memory SCM Software Configuration Management SCM Station Class Mark SCM Subscriber Carrier Module SCMP System Cooperative Marketing Program SCN Specifications Change Notice SCO Santa Cruz Operation SCO Semiconductor Operations SCO Serving Central Office SCOMP Secure Communications Processor SCOOPS Scheme Object Oriented Programming System SCOPE Simple Communications Programming Environment SCOR Software and Courseware Online Reviews SCOT Stepper Central Office Tester SCOTS Surveillance and Control of Transmissions System SCP Secondary Communications Processors SCP Service Control Point SCP Signal Control Point SCP Signal Conversion Point SCP Standard Care Plan SCP System Control Program SCPC Signal Channel Per Carrier SCPD ScratchPad SCPD Supplementary Central Pulse Distributor SCPG Southern California Pirate Guild SCPM Systems Cooperative Program Marketing SCR Script File SCR Selective Call Rejection SCR Silicon Controlled Rectifier SCRAM Support Center for Regulatory Air Models SCRI Supercomputer Computations Research Institute SLCR Split Level Charge Recovery SCRN Screen SCS Service Card System SCS Silicon Controlled Switch SCS Singapore Computer Society SCS Small Computer System SCSI Small Computer Storage Interface SCSI Small Computer System Interface SCT Storage Authorization Control Table SCT Subroutine Call Table SCT Synthetic Salmon Calcitonin SCTS Secondary Clear to Send SCU Selector Control Unit SCUF Slow Continuous Ultrafiltration SCUP Society for College and University Planning SCX Scoopex SCX Specialized Communications Exchange SD Send Data SD Standard Deviation SD&D Specific Development & Design SDA Screen Design Aid SDA Shared Data Architecture SDA Silicon Dream Artists SDA Software Design Automation SDA Source Data Automation SDA Specific Dynamic Action SDA System Display Architecture SDAV Systems Design Automation Vendor SDC Sample Data Collection SDC Software Distribution Center SDCD Secondary Data Carrier Detect SDCD Space Data and Computing Division SDD Software Design Document SDDAS Southwest Research Data Display and Analysis System SDE Software Development Environment SDF Screen Definition Facility SDF Standard Data Format SDI Selective Dissemination of Information SDI Single Document Interface SDI Source Data Information SDI Standard Data Interface SDI Standard Disk Interconnect SDI Standard Disk Interface SDI Standard Drive Interface SDI Storage Device Interconnect SDI Strategic Defense Initiative SDI Strategic Dissemination of Information SDI Super Data Interchange SDILINE Selective Dissemination of Information Online SDIS Switched Digital Integrated Service SDK Software Development Kit SDL Specification and Description Language SDL System Design Language SDLC Synchronous Data Link Control SDM Systems Development Methodology SDMA Storage Device Migration Aid SDN Software Defined Network SDNS Secure Data Network Service SDOC Selective Dynamic Overload Controls SDP Service Delivery Point SDP Software Development Plan SDP Store Delivery Point SDP Streaming Data Procedure SDR Shared Data Research SDR Signal To Distortion Ratio SDR Store Data Register SDR Streaming Data Request SDRC Structural Dynamics Research Corporation SDRP Source Demand Routing Protocol SDS Sales and Distribution Systems SDS Same Day Surgery SDS Scientific Data Systems SDS Space-Division Switching SDS Standard Depot System SDS Switched Data Service SDS Synchronous Data Set SDS Sysops Distribution System SDSC San Diego Supercomputer Center SDSC Synchronous Data Set Controller SDSN Secure Data System Network SDT Software Development Tools SDT Source Data Terminal SDT Systems Development Tool SDU Service Data Unit SE Service Engineer SE Society Elite SE Software Engineering SE Standard Error SE Staphylococcal Enterotoxin SE Syntax Error SE System Extension SE Systems Engineer SEA Self Extracting Archive SEA Society for Electronic Access SEA Standard Extended Attribute SEA System Enhancement Associates SEABA Science Education Academy of the Bay Area SEAC Standards Eastern Automatic Computer SEAP Service Element Access Point SEAS Signaling Engineering and Administration System SECAM Sequential Color and Memory SECT Section SED Skin Erythema Dose SED Stream Editor SEE Systems Equipment Engineering SEER Surveillance Epidemiology and End Results SEF Source Explicit Forwarding SEFAIN Southeast Florida AIDS Information Network SEG Segment SEG Semiconductor Engineering Organization SEI Software Engineering Institute SEL Select SEL Selector SEL Software Engineering Laboratory SEM Scanning Electron Microscopy SEM Standard Error of the Mean SEM Systolic Ejection Murmur SEMI Subendocardial Myocardial Infarction SENEC Safety And Efficacy Not Established In Children SEP Serum Electrophoresis SEP Somatosensory Evoked Potential SEQ Sequence SEQUEL Structured English Query Language SER Serial SER Serine SER Smooth Endoplasmic Reticulum SER Somatosensory Evoked Response SERC Science and Engineering Research Council SERC Swedish Energy Research Commission SERLINE Serials Online SERV Service SES Service Evaluation System SES Socioeconomic Status SET Software Engineering Technology SET Study of Exceptional Talent SETI Search for Extraterrestrial Intelligence SEU Source Entry Utility SEW Space and Electronic Warfare SF Sign Flag SF Single Frequency SF Standard Form SF Supervision Control Frequency SFBI Shared Frame Buffer Interconnect SFD Symbolic File Directory SFE Secure Front End SFi Society of the Freedom of Information SFLA Stupid Four Letter Acronym SFMC Satellite Facility Management Center SFMHS San Francisco Men's Health Study SFQL Structured Full Text Query Language SFT System Fault Tolerance SFU Scheduler Function Unit SFW Slow Filling Wave SFX Sound Effects SFX Special Effects SG Specific Gravity SG Supergroup SGA Small For Gestational Age SGA Sysops Guild Association SGE Suggested by Evidence SGEN Signal Generator SGEN System Generator SGI Silicon Graphics Incorporated SGML Standard Generalized Markup Language SGML Standard Generic Markup Language SGMP Simple Gateway Management Protocol SGTSI Semi-Graphical Tree Structure Interface SH Switch Hook SHA Swedish Hackers Association SHF Super High Frequency SHIBNI Shipped But Not Invoiced SHiT Some Hairy Illicit Testicles SHS Secret Hackers Society SHS Strengthening of Health Services SHS Student Health Services SI Scientific Instrument Si Silicon SI Status Indicator SI Stimulation Index SI Syncytia Inducing SI System Information SI System International Units SIA Semiconductor Industry Association SIA Servicemen In Action SIAM Society for Industrial and Applied Mathematics SIC Silicon Integrated Circuit SIC Standard Industry Classification SICS Swedish Institute of Computer Sciences SID Satanic Incarnate of Doom SID Sudden Ionosphere Disturbance SID Swift Interface Device SID System Identification SIDH System Identification Home SIDS Small Island Developing States SIDS Sudden Infant Death Syndrome SIE Start Interpretive Execution SIG Signal SIG Special Interest Group sIgA Secretory IgA SIGDA Special Interest Group on Design Automation SILS School of Information and Library Studies SIM Semantic Information Manager SIM Service Industry Marketing SIM Signal Interface Module SIM Simulation SIM Simulator SIM Switch It Module SIMD Single Instruction Multiple Data SIMM Single Inline Memory Module SIMM System Integrated Memory Module SIMNET Simulation Network SIMP Satellite Information Message Protocol SiN Software Innovation Network SINS Serial Inversion Null Synthesis SIO Serial Input/Output SIP Sickness Impact Profile SIP Simple Internet Protocol SIP Simulated Input Processor SIP Single In-Line Package SIP Strategic Information Plan SIP Symbolic Input Program SIP Systems Integration Plan SIPP Simple Internet Protocol Plus SIPP Strategic Industry Partners Program SIPS Satellite Imagery Processing System SIR Selective Information Retrieval SIR Serial Infrared SIR Shuttle Imaging Radar SIR Statistical Information Retrieval SIRI Integrated Service for Information Resources SIRS Systemic Inflammatory Response Syndrome SIS Scientific Instruction Set SIS Software Information Services SIS Strategic Information System SISC Science Information System Center SISI Short Increment Sensitivity Index SIT Special Information Tone SITD Still In The Dark SIV Simian Immunodeficiency Viruses SIWPS Simple Internet White Pages Service SJF Shortest Job First SK Sofdox Krackers SKAB Skeletal Antibody SKISM Smart Kids Into Sick Methods SKN Skillion SL Storage Location SLA Service Level Agreement SLA Software Liberation Army SLAC Stanford Linear Accelerator SLAC Stanford Linear Accelerator Laboratory SLAM Simulation Language For Alternative Modeling SLAR Side Looking Airborne Radar SLC Service Level Contract SLC Service Level Contract SLC Software License Configuration SLC Subscriber Loop Carrier SLD Scientific Laboratory Division SLDC Synchronous Data Link Control SLE Screen List Editing SLE Screening Line Editor SLE Systemic Lupus Erthyematosus SLF Smurf Liberation Front SLIC Subscriber Line Interface Card SLIC Subscriber Line Interface Circuit SLIM Subscriber Line Interface Module SLIP Serial Line Internet Protocol SLMR Silly Little Mail Reader SLP Symposium on Logic Programming SLR Service Level Reporter SLR Straight Leg Raising SLS Segment Long Spacing SLS Storage Library System SLSI Super Large Scale Integration SLT Solid Logic Technology SLU Secondary Logical Unit SLU Serial Line Unit SM Service Mark SM Shared Memory SM Streptomycin SM Switching Module SMA Sequential/Serial Multiple Analysis SMAC Automated Chemistry Test SMAF Specific Macrophage Activating Factor SMART System Management and Review Technique SMART System Monitoring and Reporting Tool SMAS Supplementary Main Store SMAS Switched Maintenance Access System SMASF Switched Maintenance Access System Frame SMASPU Switched Maintenance Access System Power Unit SMAST Short Michigan Alcohol Screening Test SMB Server Message Block SMBV Suckling Mouse Brain Vaccine SMD Scheduling Management Display SMD Senile Macular Degeneration SMD Surface Mounted Device SMDF Subscriber Main Distributing Frame SMDI Storage Module Disk Interconnect SMDI Subscriber Message Desk Interface SMDR Station Message Detail Recording SMDR Station Message Detail Recording SMDR Station Message Detailing Recording SMDR Storage Management Data Requester SMDS Switched Multi-Megabit Data Service SME Society of Manufacturing Engineering SMF Standard Message Format SMF System Manager Facility SMF Systems Management Facilities SMFA Specific Management Functional Area SMFF Script Mathematical Formula Formatter SMG Super Master Group SMI Structure of Management Information SMI System Management Interrupt SMIF Standard Mechanical Interface SMK Software Migration Kit SMK Structured Meta Knowledge SMOP Small Matter of Programming SMP Symmetrical Multi-Processing SMP Symmetrical Multiprocessor SMP System Modification Program SMPC Shared Memory Parallel Computer SMPL Sample SMPU Switch Module Processor Unit SMR Service Marketing Representative SMR Source Maintainability and Reliability SMR Specialized Mobile Radio Systems SMRT Signal Message Rate Timing SMS Science Mission Specifications SMS Self Maintenance Services SMS Service Management System SMS Shared Medical Systems SMS Station Management System SMS Storage Management Services SMS System Managed Storage SMS Systems Management Server SMSA Standard Metropolitan Statistical Area SMT Segment Table Map SMT Station Management Technology SMT Surface Mount Technology SMTP Simple Mail Transfer Protocol SMU Space Management Utilities SMU Strategic Marketing Unit SMUT Syndrome's Mega Utility Team SMX Sulfamethoxazole SN Serial Number SN Seronegative SN Supernatants SN Switching Network Sn Tin SNA System Network Architecture SNA Systems Network Architecture SNaCK Skanning Nerds And Code Kidz SNADS System Network Architecture Distribution Service SNADS Systems Network Architecture Distribution Service SNAFU Situation Normal, All "Fixed" Up SNAP Shipboard Non-Tactical Automated Data Processing Program SNAP Standard Network Access Protocol SNAP Sub-Network Access Protocol SNAP System and Network Administration Program SNB Stones n Bones SNC Sonic SND Sound SNET Southern New England Telephone SNETT Southern New England Telephone Terrorists SNF Shared Network Facilities SNF Skilled Nurse Facility SNI Standard Network Interconnection SNMP Simple Network Management Protocol SNOBOL String Oriented Symbolic Language SNPA Sub Network Point of Attachment SNPC Software New Products Committee SNR Signal to Noise Ratio SNT Standard Neutralization SO Serial Output SO Shift Out SO Significant Other SO Slow Oxidative SO System Option SO2 Oxygen Saturation SOA Safe Operating Area SOA State of The Art SOAC Service Order Analysis Control SOAP Symbolic Optimizer and Assembly Program SOAP Symbolic Optimizing Assembler Program SOB Shortness Of Breath SOB Start of Block SOC Service Oversight Center SOC State of Consciousness SOC System on a Chip SOC Systems and Option Catalog SOCC Standard Optical Cable Code SODA System Optimization and Design Algorithm SOE Standard Operating Environment SOE Standards of Excellence SOH Service Order History SOH Spirits Of Hell SOH Start of Header SOL Simulation Oriented Language SOL Sons Of Liberty. SOM Self Organizing Machine SOM Start of Message SOM System Object Model SONAR Service Order Negotiation and Retrieval SONDS Small Office Network Data System SONET Synchronous Optical Network SONIC Span Ocean Network Information Center Sono Ultrasound SOP Standard Operating Procedure SOP Standing Operational Procedure SOP Study Organization Plan SOP Sum of the Pieces SOR Successive Over Relaxation SOS Share Operating System SOS Standards and Open Systems SOS Support On Site SOS Symbolic Operating System SOSP System Operational and Support Plan SOST Special Operator Service Treatment SoT The Sea of Tranquility SOTA State of the Art SOUP Sea Otter Underground Productions SOX Sound Exchange SP Satellite Processor SP Sharp Private SP Signal Peptide SP Signal Processor SP Signaling Point SP Signaling Point SP Single Purpose SP Space Character SP Speech Processing SP Stack Pointer SP Start Point SP Structured Programming SP Survival Probability SP System Product SPA Scratchpad Area SPA Software Publishers Association SPA Solar Panel Assembly SPAN Space Physics Analysis Network SPARC Scalable Processor Architecture SPC Software Productivity Consortium SPC Southern Pacific Communications SPC Standard Plate Count SPC Statistical Process Control SPC Stored Program Command SPC Stored Program Control SPC System Professional Computer SPCS Stored Program Control Systems SPCSS Stored Program Control Switching System SPD Software Product Description SPD Software Products Division SPDA Supplier Data Program SPDL Standard Page Description Language SPE Supported by Evidence SPE Symbolic Programming Environment SPEC Specification SPEC Standard Performance Evaluation Corporation SPECT Single Photon Emission Computed Tomography SPEP Serum Protein Electrophoresis SPF Specific Pathogen Free SPF Structured Programming Facility SPF Sun Protection Factor SPG Software Product Group SPI Safeguarding Proprietary Information SPI Selective Protein Index SPI Self Paced Instruction SPI Serial Peripheral Interface SPI Software Pirates Incorporated SPI System Performance Instrument SPICE Scalable Parallel Intelligent Communications Engine SPIN Sponsored Programs Information Network SPKM Simple Public Key Mechanism SPKR Speaker SPL Simple Programming Language SPL Sound Pressure Level SPL Spell Checker File SPL Spooler SPL System Programming Language SPLaT Society for the Preservation of Lasting Anarchy and Terrorism SPM Set Program Mask SPM Software Performance Monitor SPM Source Program Maintenance SPM System Performance Monitor SPO Shadow Patent Office SPOC State Point of Contact SPOOL Simultaneous Peripheral Operation On-Line SPP Sequenced Packet Protocol SPP Ship Plan SPR Software Problem Report SPS Self Preservation Society SPS Software Product Services SPS Stand-By Power System SPS String Processing System SPS Super Proton Synchrotron SPS Symbolic Programming System SPSL Special Purpose Simulation Language SPSS Science Planning and Scheduling System SPSS Statistical Package for the Social Sciences SPU System Processing Unit SPUC/DL Serial Peripheral Unit Controller / Data Link SPUR Supercomputing Program for Undergraduate Research SPX Sequential Packet Exchange SQ Signal Quality sq Square SQ Squeezed SQA Software Quality Assurance SQC Statistical Quality Control SQD Signal Quality Detector SQL Structural Query Language SQL Structured Query Language SQL/DS Structured Query Language/Data System SQLDA Structured Query Language Descriptor Area SQM Software Quality Management SQRT Square Root SQUID Super Quantum Interference Devices SR Search and Retrieval SR Set Reset SR Skid Row SR Slow Release SR Status Register SR Stimulation Ratio SR Sustained Release SR Systems Review SRA Selective Routing Arrangement SRAM Shadow Random Access Memory SRAM Static Random Access Memory SRAW Specific Airway Resistance SRB Solid Rocket Booster SRBC Sheep Red Blood Cell SRC Source SRC System Resource Center SRCC Southern Regional Climate Center SRD Screen Reader System SRD Secondary Received Data SRF Skin Reacting Factor SRF Somatotropin Releasing Factor SRG Strategic Relations Group SRH Somatotropin Releasing Hormone SRI Stanford Research Institute SRIF Somatotropin Releasing Inhibiting Factor SRL System Reference Library SRM System Resources Manager sRNA Soluble Ribonucleic Acid SRPI Server Requester Programming Interface SRPM Scalable Reverse Path Multicast SRQ Service Request SRR Serially Reusable Resource SRR Standardized Rate Ratio SRS Science Resources Studies SRS Sequence Retrieval System SRS Service Repair System SRT Signal Requests Terminal SRT Speech Reception Threshold SRTC Service Right to Copy SRV Simian Retroviruses SS Saturated Solution SS Secret Service SS Self Scheduling SS Signaling System SS Single Sided SS Solid State SS Special Services SS Standard System SS/DD Single Sided/Double Density SS/SD Single Sided/Single Density SS7 Signaling System 7 SSA Serial Storage Architecture SSA Social Security Administration SSADM Structured Systems Analysis and Design Method SSAN Social Security Account Number SSAS Station Signaling and Announcement Subsystem SSAS Station Signaling and Announcement System SSB Single Side Band SSB Software Supply Business SSBAM Single Side Band Amplitude Modulation SSC Science Support Center SSC Special Services Carrier SSC Special Services Center SSC Specialized Systems Consultants SSC Superconducting Super Collider SSCP Subsystem Services Control Point SSCP System Services Control Point SSD Solid State Disk SSD Solid State Storage Device SSD Source Skin Distance SSDA Synchronous Serial Data Adapter SSDD Single Sided Double Density SSDD Solid State Disk Drive SSDNA Single-Stranded DNA SSDU Session Service Data Unit SSE Simple Screen Editor SSE Software Support Engineer SSEC Selective Sequence Electronic Calculator SSEL Session Service Selector SSEP Somatosensory Evoked Potential SSG Software Systems Group SSG Strategic Studies Group SSG Suburban Survival Guide SSHE State System of Higher Education SSI Small Scale Integration SSI Software Systems Interface SSI Supplemental Security Income SSKI Saturated Solution of Potassium Iodine SSL Solid Statement Library SSL Standard Security Label SSM Set System Mask SSN Social Security Number SSN Sysop Support Network SSO Satellite Switching Office SSODB Secret Society of Dark Birds SSOPs Sequence Specific Oligonucleotide Probes SSP Scientific Subroutine Package SSP Signal Switching Point SSP Structured Support Program SSP Switching Service Points SSP System Status Panel SSP System Support Program SSPC System Status Panel Controller SSPE Subacute Sclerosing PanEncephalitis SSPRU System Status Panel Relay Unit SSR Solid State Relay SSR Supplemental Security Record ssRNA Single Stranded Ribonucleic Acid SSS Sick Sinus Syndrome SSS Software Support Services SSS Specialized Sound Server SSS Strowger Switching System SSSD Single Sided Single Density SSSS Staphylococcal Scalded Skin Syndrome SST Simple SIPP Transition SSTO Single Stage To Orbit SSTTSS Space, Space, Time, Time, Space, Space, Network SSU Salisbury State University ST Segment Table ST Standard Time ST Start ST System Test STA Spanning Tree Algorithm STAIRS Storage and Information Retrieval System STAM Shared Time Allocation Manager STAR Self Testing and Repair STAR Systems and Technology Applications Requirements STARS Software Technology for Adaptable Reliable Systems STAT At Once STB Set Break STB Software Technical Bulletin STB Stop Bits STC Serving Test Center STC Set Carry Flag STC Short Title Catalogue STC Standard Lymphocytotoxicity Test STC Standard Transmission Code STC Switching Technical Center STD Secondary Transmitted Data STD Set Direction Flag STD Sexually Transmitted Disease STD Skin Test Dose STD Standard STD Subscriber Trunk Dialing STDIN Standard Input STDM Statistical Time Division Multiplexing STDM Synchronous Time Division Multiplexor STDOUT Standard Output STDPRN Standard Printer STE Standard Terminal Equipment STEL Short Term Exposure Limit STELAR Study of Electronic Literature for Astronomical Research STEP Solar Terrestrial Energy Program STF Structured File STG Strategic Technologies Group STH Somatotrophic Hormone STHLE Society of Teaching and Learning in Higher Education STI Scientific and Technical Information STI Set Interrupt Flag STI Standard Tape Interface STI Systolic Time Intervals STIS Science and Technology Information System STLHE Society of Teaching and Learning in Higher Education STM System Master Tape STN Stoned STO Sales Training Orientation STOAT Space Telescope Operations Advisory Team STOCC Space Telescope Operations Control Center STOR Storage STORM Statistically Oriented Matrix Program STOS Store String STOS Store String Data STP Segment Table Register STP Selective Tape Print STP Shielded Twisted Pair STP Signal Transfer Point STP Standard Temperature and Pressure STP Stick Parity STP System Training Program STPS Signal Transfer Points STR Science Tape Recorder STR Synchronous Transmit Receive STRESS Structural Engineering System Solver STS Serologic Test for Syphilis STS Shared Tenant Service STS Space-Time-Space STS Space, Time, Space, Network STS Synchronous Transport Signal STSI Space Telescope Science Institute STTL Standard Transistor Transistor Logic STTNG Star Trek The Next Generation STTR Small Business Technology Transfer STU Secure Telephone Unit STX Start of Text STY Style File SU Screening Units SU Selectable Unit SU Signaling Unit SU Storage Unit SU Surface Protein SUAM State University Administrative Manual SUB Arithmetic Subtraction SUB Subroutine SUB Subtract SUDAAN Software for Survey Data Analysis SUDS Software Update and Distribution System SUFF Suffix SUN Sight Unseen SUN Single User Network SUNet Stanford University Network SUNET Swedish University Network SUP Supplemental SUP Supplemental Dictionary File SUPV Supervisor SURANET Southeastern Universities Research Association Network SURF System Utilization Reporting Facility SV Sendai Virus SV Stroke Volume SVA Shared Virtual Area SVC Supervisor Call SVC Switched Virtual Circuit SVC Switched Virtual Circuits SVD Simultaneous Voice/Data SVD Spontaneous Vaginal Delivery SVE Simple Virtual Environment SVFS System V File System SVGA Super Video Graphics Array SVID System V Interface Definition SVP Schematic Verification Program SVPC Single Variable Per Constraint SVR Systemic Vascular Resistance SVR4 System V Release 4 SVS Switched Voice Service SVT Supraventricular Tachycardia SW Short Wave SWA Scheduler Work Area SWAG Simple Wild Ass Guess SWAN Sun Wide Area Network SWAP Soluble Adult Worm Antigenic Preparation SWaT Special Warez Acquisition Team SWB Southwestern Bell SWG Sub Working Group SWIFT Society for Worldwide Interbank Financial Telecommunications SWM Semiconductor Worldwide Management SWMBO She Who Must Be Obeyed SWP Swap File SWS Software Services Sx Signs SX Simplex Signaling Sx Symptoms SXS Step By (X) Step SxS Strowger Switch SYC System Control SYLK Symbolic Link SYM Symbols File SYN Synonym SYN Synonym File SYNC Synchronized SYNC Synchronous SYS System SYS System Configuration File SYS System Device Driver SYSGEN System Generation SYSOP System Operator SYSRQ System Request SYT Sweet Young Thing T Tablespoon T Temperature T Thymidine T Thymine T Tip T&C Time and Charge T&C Type and Crossmatch T&E Test and Evaluation T&H Type and Hold T1 DS1 (1.544 Mbps signal) carrier system T1/2 HalfLife T1/OS T1 Carrier Outstate T1FE T1 Carrier Front End T2 DS2 (6.312 Mbps signal) carrier system T3 DS3 (44.76 Mbps signal) carrier system Ta Tantalum TA Technical Assistance TA Terminal Adapter TA Toxin Antitoxin TA Training Analyst TA Transfer Allowed TAB Tape Assembly Bonding TAB Therapeutic Abortion TAB Triple Antibiotic TAC Telenet Access Controller TAC Terminal Access Circuit TAC Terminal Access Controller TAC The Artistic Club TAD Telephone Answering Device TAD Tricyclic Antidepressent Drug TADI Time Assigned Data Interpolation TADS Test and Debug System TAE Transportable Applications Environment TAF Terminal Access Facility TAFN That's all for Now TAg T General Antigen TAG Text and Graphics TAG Treatment Action Group TAGS Technical Architecture Guides TAH Total Abdominal Hysterectomy TAH Total Artificial Heart TAL Telecommunications Access Language TAL Total Arm Length TAMU Texas A&M University TAN Telecomm and Networks TANJ There Ain't No Justice TANSTAAFL There Ain't No Such Thing As A Free Lunch TAP Tax Payers Assets Protection TAP Technological Assistance Party TAP Telephone Assistance Plan TAP Trace Analysis Program TAP Trans Atlantic Project TAP Transmembrane Action Potential TAS Telephone Answering Service TAS The Apostle Syndicate TAS Typical Absence Seizures TASC Technical Assistance Service Center TASC Telecommunications Alarm Surveillance and Control System TASD The Association of Social Disorder TASH The Association for Persons With Severe Handicaps TASI Time Assignment Speech Interpolation TASI Time Assigned Speech Interpolation TASM Turbo Assembler TAT Thematic Apperception Test TAT Toxin Antitoxin TAT Trans Atlantic Telephone TAT Turn Around Time TAXIR Taxonomic Information Retrieval TB Tabular Bayes' Algorithm TB Terabyte Tb Terbium TB Thrust Brothers TB Total Body TB Tuberculosis TBA To Be Added TBA To Be Administered TBA To Be Admitted TBA To Be Announced TBA Traditional Birth Attendants TBBS The Bread Board System TBD To Be Determined TBDS Tuberculosis Database System TBE Tick Borne Encephalitis TBF Total Body Fat TBG Telecomm Business Group TBI Total Body Irradiation TBI Traumatic Brain Injury TBK Toolbook File TBL Table TBL Tablespoon TBM Terabit Memory TBM Tuberculous Meningitis TBN Total Body Nitrogen TBNA Transbronchial Needle Aspiration TBR Total Bed Rest TBS Terminal Business System TBSA Total Burn Surface Area tbsp Tablespoon TBU Terminals Business Unit TBV Total Blood Volume TBW Total Body Water TBX Tumor Bed Irradiation TC Tactical Computer Tc Technetium TC Technical Committee TC Telecommunications TC Terminal Computer TC Terminal Controller TC Timing Center TC Toll Center TC Toxic Concentration TC Transaction Capabilities TC Transfer Control TC Transfer Cost TC Transmission Control TC Transmitter Clock TCA Terminal Control Area TCA The Couriers Association TCA Tricarboxylic Acid TCA Trichloroacetic Acid TCA Tricyclic Antidepressants TCAM Telecommunications Access Method TCAP Telecommunications Alarm Surveillance TCAP Transaction Capabilities Applications Port TCAS T-Carrier Administration System TCB Task Control Block TCB TechnoBrains TCB Trusted Computer Base TCC Technical Consulting Center TCC Trunk Class Code TCCC Technical Committee on Computer Communications TCDU Trans-Cranial Doppler Ultrasound TCE The Cutting Edge TCE Trichloroethylene TCF Terminal Configuration Facility TCF Transparent Computing Facility TCG Test Call Generation TCH The Crowbar Hotel TCID Tissue Culture Infective Doses TCIF Telecommunications Industry Forum TCM Thermal Conduction Module TCM Time Compression Multiplexor TCM Tissue Culture Medium TCM Trellis Coded Modulation TCMI T-Cell Mediated Immunity TCN Tetracycline TCNS Thomas Conrad Network System TCOLB The Crackers Of Lame Boards TCP Tape Conversion Program TCP Transmission Control Protocol TCP Transmitter Clock TCP Transport Communications Protocol TCP/IP Transmission Control Protocol/Internet Protocol TCPC Tab Card Punch Control TCR T-Cell Receptor TCR Transient Call Record TCS Terminal Control System TCS The Criminal Syndicate TCS Thermal Control System TCS Traction Control System TCSEC Trusted Computer System Evaluation Criteria TCT Toll Connecting Trunk TCU Tape Control Unit TCU Timing Control Unit TCU Transmission Control Unit TCW The Celestial Woodlands TD Tabular Data TD Tape Drive TD The Dirty Dozen TD Transmit Data TDA The Dark Alliance TDA Toluenediamine TDAS Traffic Data Administration System TDC Tape Data Controller TDC Terrestrial Data Circuit TDCC Transport Data Coordinating Committee TDCC Transportation Data Coordinating Committee TDD Telecommunication Device for the Deaf TDD Telecommunications Device for the Deaf TDD The Dirty Dozen TDD Thoracic Duct Drainage TDE Total Daily Energy TDF Trace Definition File TDF Typeface Definition File TDI Toluene Diisocyanate TDI Transport Driver Interface TDI Trusted Database Interpretation TDK Tardive Dyskinesia TDK The Destiny Knights TDL Test Description Language TDM Text and Date Messaging TDM The Drowning Man TDM Therapeutic Drug Monitoring TDM Time Division Multiplexing TDM Too Damn Many TDMA Time Division Multiple Access TDMS Terminal Data Management System TDN The Documentation Network TDP Technical Data Package TDR Time Domain Reflectometer TDR Transmit Data Register TDR Tropical Diseases Research TDRS Tracking and Data Relay Satellite TDRSS Tracking and Data Relay Satellite System TDS The Devil's Spawn TDS Time-Division Switching TDSR Transmitter Data Service Request TDT The Dream Team TDWP Think Dream Wonder Ponder TE Terminal Equipment TE Test Equipment TE Toxoplasma Encephalitis TE Trace Elements TE Transverse Electric TEA Texas Education Agency TEAC Tetraethylammonium Chloride TEB Thoracic Electric Bioimpedence TEC Technology Exchange Company TEC Tecnik TEC Tetracaine Epinephrine Cocaine TEC Total Eosinophil Count TECH Technology TED Threshold Erythema Dose TED Tiny Editor TEE Telemetered Endocardial Electrogram TEE Transesophageal Echocardiography TEHO Tail End Hop Off TEI Text Encoding Initiative TELCO Telephone Company TELEX Teletypewriter Exchange TELSAM Telephone Service Attitude Measurement TEMP Temporary TEN Technical Education Network TEN Toxic Epidermal Necrolysis TENS Transcutaneous Electrical Nerve Stimulation TEOP TransEsophageal Overdrive Pacing TER Technology Terminology Service TER Trailing Edge Indicator TERM Terminal TERR Terratron TESS Total Engineering Support System TEST Logical Compare TET Treadmill Exercise Test TEX TeX File TEXIS Texas Information System TF Term Frequency TF Transfer Factor TFBS The Fucking Boy Scouts TFD Transcription Factor Database TFDD Text File Device Driver TFHE Task Force on Health Economics TFLAP T-Carrier Fault Locating Applications Program TFM Tagged Font Metric File TFM TeX Font Metric file TFPC Trouble Free Personal Computing TFS Translucent File System TFS Trunk Forecasting System TFT Thin Film Transistor TFT Trifluridine TFTP Television Facility Test Position TFTP Trivial File Transfer Protocol TFYC The Fuck You Crew TG Triglyceride TGA Transposition of the Great Vessels TGC Terminal Group Controller TGC Time Gain Compensation TGF Transforming Growth Factor TGGE Temperature Gradient Gel Electrophoresis TGIF Thank God Its Friday TGITM The Ghost In The Machine TGL Third Generation Language (3GL) TGN Trunk Group Number TGT The Guild Of Thieves TGV Thoracic Gas Volume Th Thorium TH Trouble History THC Tetrahydrocannabinol THC The Happyface Cult THC The Hellfire Club THD Thread File THEnet Texas Higher Education Network THF Thymic Humoral Factor THG The Humble Guys THP The Hill People THS Thesaurus File THT The Humble Team TI Technical Information TI Term Importance TI Texas Instruments TI Therapeutic Index Ti Titanium TIA Technology Impact Analysis TIA Telephone Information Access TIA Thanks In Advance TIA Transient Ischemic Attack TIBC Total Iron Binding Capacity TIC Technical Information Center TiC The Inner Circle TIC Tongue In Cheek TiCN The Insane Couriers Network TIDE Traffic Information Distributor & Editor TiDT The Internet Dream Team TIE Terminal Interface Equipment TIES Telecom Information Exchange Services TIES Total Integrated Engineering System TIF Tagged Image File TIF The Information Facility TIF Tumor Inducing Factor TIFF Tagged Image File Format TIG Tetanus Immune Globulin TIGA Texas Instruments Graphic Architecture TIM Token Interface Module TIN Texas Innovation Network TINALO This Is Not A Legal Opinion TINAR This Is Not A Recommendation TIO Test Input/Output TIP Team Improvement Program TIP Technical Information Processing TIP Total Information Processing TIPC Texas Instruments Personal Computer TIPN The International Piracy News TIPS Text Information Processing System TIPS Treatment Improvement Protocol Statements TIPS Truevision Image Paint Software TIRKS Trunk Integrated Record Keeping System TIS Technical Information Systems TIS Total Information System TISN Tokyo International Science Network TIU Tape Identification Unit TIWTGLGG This Is Where The Goofy Little Grin Goes TJATAW Truth, Justice, And The American Way TK Thymidine Kinase TKD Tokodynamometer TKG Tokodynagraph TKK The Kiwi Killers TKO To Keep Open TKVO To Keep Vein Open TL Tape Library Tl Thallium TL Top Listings TL Total Loss TLA Three Letter Acronym TLB TransLAN Bridge TLB Translation Lookaside Buffer TLC The Learning Center for Interactive Technology TLC Thin Layer Chromatography TLC Total Lung Capacity TLC Total Lymphocyte Count TLG Thesaurus Linguae Graecae TLI TLymphocyte Immunophenotyping TLI Total Lymphoid Irradiation TLI Transport Layer Interface TLM Trouble Locating Manual TLN Trunk Line Network TLP Transient Lunar Phenomenon TLP Transmission Level Point TLTP Trunk Line and Test Panel TLU Table Look-Up TLV Threshold Limit Value TLX Telex File TM Tape Mark Tm Thulium TM Transmembrane Protein TM Transverse Magnetic TM Turing Machine TMA Telephone Management and Accounting TMB Transient Monocular Blindness TMC Telemarketing Communications TMC The Movie Channel TMC Trapeziometacarpal TMCC Time Multiplexed Communication Channel TMCR Technical Manual Contract Requirement TMD Tempero Mandibular Disorder TMDF Trunk Main Distributing Frame TME Transmission Measurement Unit TMF Transaction Monitor Facility TMIS Telecommunications Management Information System TMJ Temporo Mandibular Joint TMM The Mental Midgets TMMS Telephone Message Management System TMO Telephone Money Order TMP Temporary TMP Temporary File TMP Thermo Magnetic Printing TMP Trimethoprim TMPSMX TrimethoprimSulfomethoxazole TMR Transient Memory Record TMR Triple Modular Redundancy TMRC Transportation Modeling Research Center TMRS Traffic Metering Remote System TMS Telecommunications Message Switcher TMS Telephone Management System TMS Time Multiplexed Switch TMS Transient Memory Record TMSCP Tape Mass Storage Control Protocol TMSD Technical Manual Source Data TMSS Technical Manual Specifications and Standards TMTE Telemetered Main Timing Events TMU Time Measurement Unit TMV Tobacco Mosaic Virus TMX Tamoxifen TN Terminal Node TN Tibial Nerve TNC Terminal Node Controller TND Test Number Directory TNDS Total Network Data System TNET Temporal Network TNF Tumor Necrosis Factor TNFS Trusted Network File System TNKB Turbo Nutter Kiwi Bastards TNM Tumor Node Metastases Classification System TNN Trunk Network Number TNO The New Order TNOP Total Network Operation Plan TNOP Traffic Network Operation Plan TNPC Traffic Network Planning Center TNRs Trinucleotide Repeat Sequences TNS Tolmes News Service TNS Transaction Network Service TNS Transcutaneous Nerve Stimulation TNTC Too Numerous To Count TNWC The North West Connection TNX Thanks TO Technical Orders TO Telegraph Office TO Telephone Order TO Time Out TOAO The One And Only TOC Table of Contents TOC Table of Contents File TOCHI Transactions on Computer Human Interaction TOCP TriOCresylPhosphate TOD Time of Day TOD Time Oriented Database TODS Transactions on Database Systems TOE Total Operating Expense TOEM Technical Original Equipment Manufacturer TOF Top of File TOF Top of Form TOGA Tropical Oceans and Global Atmosphere TOIS Transactions on Information Systems TOMS Technical Order Management System TOMS Transactions on Mathematical Software TOOIS Transactions on Office Information Systems TOP Technical Office Protocol TOP Technology and Organizational Performance TOP Tired Of Protection TOPI Total On-Line Program and Information Control TOPLAS Transactions on Programming Languages and Systems TOPS Take Off Pounds Sensibly TOPS Tapes and Optical Products TOPS Timesharing Operating System TOPS Traffic Operator Position System TOPV Trivalent Oral Polio Vaccine TOS Tape Operating System TOS Terminal Oriented Software TOS Terminal Oriented System TOS Thoracic Outlet Syndrome TOS Transfer Orbit Stage TOS Transparent Operating System TOSS Total Office Support System TOT Trainer of Trainers TOXLINE Toxicology Information Online TOXLIT Toxicology Literature TOY Time of Year TP Tape TP Technical Publication TP Teleprocessing TP Test Procedure TP Toll Point TP Total Protein TP Transaction Processing TP Twisted Pair TPA Third Party Applications TPA Treponema Pallidum Agglutination TPC The Phoney Coders TPC The Programmers Crew TPC Total Paid Charges TPC Toxic Products of Combustion TPC Transaction Processing Council TPC Transaction Processing Performance Council TPC Two Phase Commit TPDDI Twisted Pair Distributed Data Interface TPDR Technical Publication Deficiency Report TPE The Power Exchange TPF Transaction Processing Facility TPI Tracks Per Inch TPI Trigger Point Injection TPL Table Producing Language TPL Traditional Product Line TPM Transactions Per Minute TPMP Total Network Data System Performance Measurement Plan TPMP Total Performance Measurement Plan TPMS Transaction Processing Management System TPN Total Parenteral Nutrition TPNS TeleProcessing Network Simulator TPO The Primal Order TPO Traveling Post Office TPP Thiamine Pyrophosphate TPPMD Twisted Pair Physical Medium Dependent TPR Temperature Pulse Respiration TPR Total Peripheral Resistance TPR True Positive Rate TPS Technical Publication Software TPS Test Program Set TPS Transaction Processing System TPS Transactions Per Second TPS Translation Planning System TPSA Telegard Pirate Sysop Alliance TPT Topotecan TPTB The Powers That Be TPU Text Processing Utility TPU The People Upstairs TPU Turbo Pascal Unit TQC Total Quality Control TQM Total Quality Management TR Terminal Ready TR Test Register TR Token Ring TR Transfer Register TRA The Rebel Alliance TRADIC Transistorized Airborne Digital Computer TRAP Tandem Recursive Algorithm Process TRC The Review Crew TRCO Trouble Reporting Control Office TRDMC Tears Running Down My Cheeks TRE Tax Response Element TREAT Trouble Report Evaluation Analysis Tool TRH Thyroid Releasing Hormone TRI The Remote Informer TRI Toxic Chemical Release Inventory TRI Trinity TRIB Transfer Rate of Information Bits TRIC The Really Insane Couriers TRICS Tiled Raster Interchange Conversion Server TRIE Technology Resources in Education TRIF Tiled Raster Interchange Format TRIN Trinity TRM Tamper Resistant Modules TRM Terminal File TRM The Rim Merchants TRMM Token Ring Management Module TRMTR Transmitter TRN Tyranny (Phoenix Game Division) tRNA Transfer Ribonucleic Acid TRNG Tetracycline Resistant Neisseria Gonorrhea TRON The Real Time Operating Nucleus TRP Transmembrane Resting Potential TRR Tip Ring Reverse TRS Term Rewriting Systems TRS The RapeWare Syndicate TRS Tubuloreticular Structures TRSA T-Cell Released Suppressor Activity TRSA Terminal Radar Service Area TRSI The Red Sector Inc TRSI Tristar Red Sector Incorporated TRUC The Rice University Computer TRWS The Rape Ware Syndicate TRX Transaction TS Terminal Server TS Thymidilate Synthase TS Top Secret TS Tourette's Syndrome TS Toxic Shock TS Toxic Substance TS Trauma Score TS Tuberous Sclerosis T's & C's Terms and Conditions TSA Target Service Agents TSA Tumor Specific Antigen TSAN The Sysop's Area Network TSAN The Sysops Association Network TSAN Tri-State Area Sysop's Network TSANet Technical Support Alliance Network TSAP Transport Service Access Point TSB The Silicon Bovine TSC Telecommunications Security Council TSC The Spectrum Crew TSCPF Time Switch and Call Processor Frame TSCPF Time Switch and Central Processor Frame TSD The Shining Darkness TSD Total System Design TSDU Transport Service Data Unit TSE Test of Spoken English TSEL Transport Service Selector TSF Triceps Skin Folds TSG Telecommunications Systems Group TSG Timing Signal Generator TSH Thyroid Stimulating Hormone TSI Time Slot Interchanger TSI Time Slot Interface TSIG Trusted Systems Interoperability Group TSIU Time Slot Interchange Unit TSL Texas State Library TSN Terminal Switching Network TSO Technical Services Organization TSO Technical Standard Order TSO Time Sharing Option TSORT Transmission System Optimum Relief Tool tsp Teaspoon TSP Technical Solutions Presentations TSP Technology Strategy and Planning TSP Teleprocessing Services Program TSP Test Supervisor TSP Traffic Service Position TSP Travelling Salesman Problem TSPS Traffic Service Position System TSR Terminate and Stay Resident TSR The Syndicate Report TSS Tape Swappers Syndicate TSS Time Sharing System TSS Toxic Shock Syndrome TSS Transfusion Safety Study TSS Trapezoid Self Scheduling TSS Trunk Servicing System TSSF Tape Staging and Storage Facility TSST Time, Space, Space, Time, Network TST TB Skin Tests TST Test TST Test File TST Time-Space-Time TST Time, Space, Time, Network TST Tuberculin Skin Test TSTA Tumor Specific Transplantation Antigen TSU Towson State University TT Tetanus Toxoid TT Triple Therapy TT Trunk Type TTA Tiny Toon Archive TTAP Trust Technology Assessment Program TTB Technical Trading Bin TTBOMK To The Best Of My Knowledge TTC Telecommunications Technology Council TTC Telemetry Tracking and Control TTC Terminating Toll Center TTC TrueType Font Compressed TTD Transient Tic Disorder TTE Transthoracic Echocardiography TTF Terminal Transaction Facility TTF TrueType Font TTFN TaTa For Now TTI Tension Time Index TTL Transistor to Transistor Logic TTL4N That's the lot for now TTM Time to Market TTN Technology Transfer Network TTP Trunk Test Panel TTR Time To Repair TTS Temporary Threshold Shift TTS Text to Speech TTS Through the Scope TTS Transaction Tracking System TTS Trunk Time Switch TTTN Tandem Tie Trunk Network TTY Teletype TTY Teletype Machine TTY Teletypewriter TTYC Teletypewriter Controller TTYL Talk To You Later TU Tape Unit TU Technology Utilization Program TU Todd Unit TU Toxic Unit TU Trunk Unit TUC Terminal Usage Charge TUC The Underworld Corporation TUFF The Underground Fone Foundation TUGOS The United Guild Of Sysops TUI Text Based User Interface TUIMG Telecom/Utilities Industry Marketing Group TUN The Underground Network TUR Traffic Usage Recording TUR Trunk Usage Recording TUR Trunk Utilization Report TUT Tampere University of Technology TUT Transistor Under Test TUT Tutorial TUT Tutorial File TV Tidal Volume TV Total Volume TV Trichomonas Vaginalis TV Tricuspid Valve TVB The Vag Boys TVH Total Vaginal Hysterectomy TVH TV Line TVM The Virtual Meeting TVT Television Tube TVV TV Frame TWA The Warez Alliance TWA Time Weighed Allowance TWA Time Weighted Average TWAR Taiwan Acute Respiratory Strain of Chlamydia Pneumoniae TWAS Third World Academy of Sciences TWaT Text Writerz And Traderz TWaT The Winning Ansi Team TWB Terrestrial WideBand Networking TWCB The Whacko Cracko Brothers TWL Twilight TWT Travelling Wave Tube TWX Teletypewriter Exchange TWX Telex II Tx Therapy TX Thromboxane TX Transmit TX Transmit Data Tx Transplant Tx Treatment TXA2 Thromboxane A2 TXB2 Thromboxane B2 TxC Toxic TXD Transmit Data TXD Transmitted Data TXT Text TYVM Thank You Very Much TZ Treatment Zone TZU Terror Zone Underground U Unit U Uracil U Uranium U Utility UA Underground America UA User Agent UAA United Anarchists of America UAA United for AIDS Action UADPS Uniform Automatic Data Processing System UAE Unrecoverable Application Error UAO Upper Airway Obstruction UAPDU User Agent Protocol Data Unit UAR User Action Routine UARS Upper Atmosphere Research Satellite UART Universal Asynchronous Receiver Transmitter UAV Unmanned Air Vehicle UB University of Baltimore UBC Universal Buffer Controller UBIC United Boards In Control UBLL University of Baltimore Law UC United Couriers UC Upper Case UCA User Computer Address UCB Unit Control Block UCB University of California at Berkeley UCC Uniform Code Council UCD Uniform Call Distribution UCF Underground Computer Foundation UCF Underground Computing Foundation UCF United Cracking Force UCF Untouchable Cracking Force UCID UC Internet Division UCL Universal Communications Language UCL University College London UCL User Control List UCLA United Crackers Lab Association UCLA University of California at Los Angeles UCR UC Random (Console Division) UCR Unconditioned Response UCS Underground Cracking Syndicate UCS Uniform Communication Standard UCS Universal Character Set UCS Universal Classification System UCSB University of California of Santa Barbara UCSC University of California at Santa Cruz UCW Unit Control Word UDB Unified Data Base UDC Universal Decimal Classification UDC Universal Digital Channel UDC User Defined Commands UDE Universal Data Exchange UDF User Defined Functions UDK User Defined Key UDP Uridine Diphosphate UDP User Datagram Protocol UDP User Diagram Protocol UDS Universal Data Systems UDVM Universal Data Voice Multiplexor UFC Unrestricted Frequency Changer UFD User Friendly Diagnostics UFN User Friendly Naming UFS Universal File System UFS Unix File System UFS User Friendly Searching UFT United File Traders UFT UNiTY Federation Team UG User Group UGC Underground Council UGI Upper Gastrointestinal Series UHDDS Uniform Hospital Discharge Data Set UHF Ultra High Frequency UHG Ultimate Hacking Group UHQ Ultra High Quality UI Uniformity Issues UI Unix International UIC User Identification Code UID User Identification UID User ID UID Utilities In Demand UIF United Ignorance Front UIL User Interface Language UIM Ultra Intelligent Machine UIP User Interface Program UITP Universal Information Transport Plan UKIRT United Kingdom Infrared Telescope UKT United Kiwi Traders UL Universal Labs UL Upload ULA Uncommitted Logic Array ULANA Unified Local Area Network Architecture ULCC University of London Computer Center ULN Upper Limit of Normal ULSI Ultra Large Scale Integration ULTRA Underground Legion of Terroristic Research Activists UMA Upper Memory Area UMB Upper Memory Block UMBC University of Maryland Baltimore County UMCP University of Maryland College Park UMD University of Maryland UMES University of Maryland Eastern Shore UML University of Manitoba Libraries UMLL University of Maryland Law Library UMLS Unified Medical Language System UMN Upper Motor Neuron UMOS United Migrant Opportunity Services UMS University of Maryland System UMUC University of Maryland University College UN United Nations UNA Universal Network Architecture UNC Universal Naming Convention UNCED United Nations Conference on Environment and Development UNCLE United Network Command for Law Enforcement UNDP United Nations Development Program UNI Unity UNICS Uniplex Information Computer Services UNISTAR Universal Single Call Telecommunications Answering & Repairing UNIVAC Universal Automatic Computer UNMA Unified Network Management Architecture UNN Urine Nation News UNOS United Network For Organ Sharing UNS University of Minnesota Networking Services UNT Untouchables UNV United Nations Volunteers UOF Unusual Order Form UP User Program UPA Ultimate Players Association UPC United Phreakers Coalition UPC Universal Product Code UPC Utility Port Conditioner UPi United Phreaker's Incorporated UPI United Press International UPL Universal Programming Language UPL User Program Language UPM User Profile Management UPS Uninterruptable Power Supply UPS Uninterruptable Power System UPS United Parcel Service UPS United Pirate Syndicate UR Unit Record UR User Requirement URA Uniformly Redundant Array URB Urban URI Uniform Resource Identifiers URI Upper Respiratory Infection URL Uniform Resource Locators URN Underground RipOff Network URP Undergraduate Research Project URSN Unique Resource Serial Numbers URSP Undergraduate Research Study Program URTI Upper Respiratory Tract Infection US Ultrasonography US Ultrasound US Unit Separator USA United Software Association USA United States Alliance (Amiga Group) USA/FLT United Software Association/Fairlight USAC United States Answer Center USACNII US Advisory Council on the National Information Infrastructure USAID US Agency for International Development USAN United States Adopted Names USAN University Satellite Network USART Universal Synchronous/Asynchronous Receiver Transmitter USASCII USA Standard Code For Information Interchange USB Upper Side Band USC University of Southern California USC User Steering Committee USCA United Serbian Courier Association USCIC United States Country Information Center USCLHO US Conference of Local Health Officers USDA Uncle Sam's Demo Agency USDA United States Department of Agriculture USDC Universal Switched Data Capability USDN United States Digital Network USES United States Employment Service USFDC United States Financial Data Center USGB Ultrasound of the Gallbladder USGS United States Geological Survey USIA United States Information Agency USIBC United States Integrated Business Center USITA United States Independent Telephone Association USL Unix System Laboratories USMP U.S. Manufacturing Planning USO United Service Organizations USO Universal Service Order USO Unix Software Operation USOC Universal Service Order Code USP United States Pharmacopeia USP Universal Sampling Plan USPHS United States Public Health Service USPL U.S. Price List USPS United States Postal Service USPSTF US Preventive Services Task Force USPTO United States Patent and Trademark USQ Unsqueezed File USR US Robotics USR User Service Routines USRT Universal Synchronous Receiver Transmitter USSR Underground Software Systems Revolt USWB United States Weather Bureau ut dict As Directed UT Universal Time UT Up Time UT Utility UTA University of Texas at Austin UTAM Unlicensed Transition and Management UTC Coordinated Universal Time UTG United Traders of Germany UTI Universal Text Interchange UTI Urinary Tract Infection UTM Universal Transaction Monitor UTMC United Technologies Microelectronics Center UTNET University of Texas Network UTP Unshielded Twisted Pair UTR Untranslated Region UTS Universal Timesharing System UTSN University of Texas System Network UTTC Universal Tape To Tape Converter UUCICO Unix to Unix Copy Incoming Copy Outgoing UUCP Unix to Unix Copy Program UUCP Unix To Unix Copy Protocol UUG Unix User Group UUID Universal Unique Identifier UUPC Unix to Unix to PC UUT Unit Under Test UUT User to User Signaling UV Ultraviolet UV Ultraviolet Radiation UVC Universal Voice Channel UVGI Ultraviolet Germicidal Irradiation UWIN University of Washington Information Navigator UXU Underground Experts United V Vanadium V Video V Virii V Virtual V Voice V Volt V(d) Volume of Distribution VA Department of Veterans Affairs VA Video Amplifier VA Virtual Address VA Visual Activity VA Volt Ampere VAB Voice Answer Back VAC Value Added Carrier VACC Value Added Common Carrier VAD Value Added Dealer VAE Voluntary Active Euthanasia VAERS Vaccine Adverse Event Reporting System VAFC VESA Advanced Feature Connector VAK Visual Auditory Kinesthetic VAL Validity Check File VAL Voice Application Language VAM Virtual Access Method VAN Value Added Network VAN Value Added Network VANS Value Added Network Service VAP Value Added Process VAR Value Added Reseller VAR Value Added Remarketers VAR Variable VAR Visual Auditory Range VAS Visual Analog Scales VASD Value Added Systems Distributor VAST Virtual Archive Storage Technology VAT Atrial Synchronous Pacer VAT Value Added Tax VAT Virtual Address Translation VAT Voice Activated Typewriter VAU Volume Allocation Unit VAX Virtual Address Extension VAXft VAX Fault Tolerant VB Virtual Body VB Visual Basic VBA Visual Basic for Applications VBD Voluntary Blood Donors VBE VESA BIOS Extension VBI Vertical Blanking Interva[ VBR VentricularBrain Ratios VBS Veronal Buffered Saline VBX Visual Basic File VC Virtual Circuit VC Virtual Corporation VC Vital Capacity VCA Viral Capsid Antigen VCAEB Viral Capsid Antigen EpsteinBarr VCAM Vascular Cell Adhesion Molecule VCD Virtual Communications Driver VCF Vaginal Contraceptive Film VCI Vulcan Cultural International VCi Vulcan Cultural International VCIS Voice Case Information System VCPI Virtual Control Program Interface VCR Video Cassette Recorder VCS Version Control System VCS View Control System VCS Virtual Circuit System Vd Apparent Volume Distribution VD Vapor Density VD Video Dox VD Vital Dox VDD Virtual Device Driver VDDM Virtual Device Driver Manager VDE Video Display Editor VDFM Virtual Disk File Manager VDG Video Display Generator VDI Video Device Interface VDI Virtual Device Interface VDISK Virtual Disk VDM Virtual Device Metafile VDM Virtual DOS Machine VDS Virtual DMA Services VDT Vibration Disappearance Threshold VDT Video Display Terminal VDT Video Display Tube VDT Visual Display Terminal VDU Video Display Unit VDU Visual Display Unit VE Virtual Environment VE Visual Efficiency VEE Venezuelan Equine Encephalitis VEG Virtual Environment Generator VELACS Verification of Liquefaction Analysis by Centrifuge Studies VEMM Virtual Expanded Memory Manager VEP Visual Evoked Potential VER Verify VER Visual Evoked Responses VERR Verify Read Access VERW Verify Write Access VESA Video Electronics Standards Association VF Video Frequency VF Vision Field VF Voice Frequency VFP Vertical Forms Printing VFPA Vector Floating Point Accelerator VFS Virtual File System VFU Vertical Format Unit VFU Vertical Forms Unit VFY Verify VG Voice Grade VGA Video Graphics Array VGB Voice Grade Budget VGC Video Graphics Controller VGF Voice Grade Facility VGI Virtual Graphics Interface VH Virtual Hospital VHD Very High Density VHF Very High Frequency VHF Very High Frequency VHF Very High Frequency Band VHM Virtual Hardware Monitor VHS Very High Speed VHS Video Home System VHS Virtual Host Storage VHSIC Very High Speed Integrated Circuit VIA VAX Information Architecture VIC Variable Instruction Computer VIDAC Visual Information Display and Control VIFA Victoria FreeNet Association VIFP Victorian Institute of Forensic Pathology VIG Vaccine Immune Globulin VIM Vendor Independent Messaging VIN Vehicle Identification Number VINE Veritas Information Network VINES Virtual Network Operating System VINES Virtual Network Software VINES Virtual Network System ViO Violation VIO Virtual Input Output VIP Variable Information Processing VIP Visual Information Projection VIPP Variable Information Processing Package VIPS Video Image Printer Systems VIS Video Information System VIS Voice Information System VISC Visualization In Scientific Computing VITA Volunteers in Technical Assistance VITAL Virtually Integrated Technical Architecture Lifecycle VIU Voiceband Interface Unit VL Ventral Lateral Nucleus VL Volume Label VLA Vertical Long Axis VLA Very Large Array VLB VESA Local Bus VLBI Very Long Baseline Interferometry VLBW Very Low Birth Weight VLCD Very Low Calorie Diet VLDB Very Large Database VLDL Very Low Density Lipoprotein VLF Very Low Frequency Band VLM Virtual Loadable Module VLP Virus Like Particles VLSI Very Large Scale Integration VLT Variable List Table VLT Video Lookup Table VM Virtual Machine VM Virtual Memory VM Voltmeter VM/SP Virtual Machine/System product VMA Virtual Machine Assist VMA Virtual Memory Address VMAP Virtual Machine Performance Monitor VMB Virtual Machine Boot VMB Voice Mail Box VMCF Virtual Machine Communications Facility VMCMS Virtual Machine Conversational Monitor System VME Virtual Machine Environment VME Virtual Memory Environment VME Virtual Memory Extension VME Virtual Machine Environment VMM Virtual Machine Monitor VMM Virtual Memory Manager VMOS Vertical Metal Oxide Semiconductor VMPPF Virtual Machine Performance Planning Facility VMR VoltMeter Reverse VMRS Voice Message Relay System VMS Virtual Memory Operation System VMS Virtual Memory System VMS Voice Mail System VMS Voice Management System VMS Voice Message System VMS Voice Messaging System VMT Virtual Memory Technique VMTSS Virtual Machine Time Sharing System VMV Vision Mission Values VMX Voice Message Exchange VNET Virtual Network VNF Virtual Network Feature VNLF Via Net Loss Factor VNLP Via Net Loss Plan VNTR Variable Number Tandem Repeat VO Verbal Order VOC Volatile Organic Compounds VODAS Voice Over Data Access Station VOF Volume of Fluid VOID Voice of Industrial Design VOIS Voice Operated Information System VOL Volume VOLM Volume VOM Volt Ohm Meter VOR Visions Of Reality VOR Voice Operated Relay VOS Verbal Operating System VOS Voice Operated Switch VOT Virtual OnSite Technology VOX Voice Operated Control VP View Package VP Visual Processing VPA Valproic Acid VPA VAX Performance Advisor VPA Volume Purchase Agreement VPD Virtual Printer Device VPDS Virtual Private Data Service VPF Vascular Permeability Factor VPL Visual Programming Language VPL Visual Programming Languages VPN Virtual Private Network VPS Voice Processing System VPT Vibratory Perception Threshold VPU Video Processing Unit VPUG Ventura Publishing User Group VQL Variable Quantizing Level VR Very Rare VR Virtual Reality VR Virtual Route VR Voltage Regulator VRA Visual Reinforcement Audiometry VRA Visual Response Audiometry VRAM Video RAM VRAM Video Random Access Memory VRC Vertical Redundancy Check VRC Visible Record Computer VRM Virtual Resource Manager VROM Voluntary Range of Motion VROOMM Virtual Realtime Object Oriented Memory Manager VRS Vacuum Relief System VRS Voice Response System VRS WordPerfect Graphics Driver File VRST Virtual Reality Software and Technology VRU Voice Response Unit VS Variable Speed VS Virtual Shock VS Virtual Storage VS Vital Signs VSA Variant Specific Surface Antigen VSAM Virtual Sequential Access Method VSAM Virtual Storage Access Method VSAT Very Small Aperture Terminal VSAT Very Small Aperture Transmission VSB Vestigial Sideband VSC Variable Speed Control VSC Video System Controller VSCP Vital Statistics Cooperative Program VSD Ventricular Septal Defect VSE Virtual Storage Extended VSF Vertical Scanning Frequency VSI Virtual Screen Interface VSIM Virion Specific Inhibitory Molecule VSLI Very Large Scale Integration VSM Vascular Smooth Muscle VSM Virtual Storage Management VSM Visiting Staff Member VSOS Virtual Storage Operating System VSP Virtual Single Processor VSPC Visual Storage Personal Computing VSR Voice Storage and Retrieval VSS Vital Signs Stable VSS Voice Storage System VSSP Voice Switch Signaling Point VSW Very Strange Warez VT Video Tape VT Video Terminal VT Virtual Terminal VTACH Ventricular Tachycardia VTAM Virtual Telecommunications Access Method VTAME Virtual Telecommunicaitons Access Method Entry VTI Virtual Terminal Interface VTM Virus Transport Media VTOC Volume Table of Contents VTP Virtual Terminal Protocol VTR Video Tape Recorder VTS Video Teleconferencing System VTX Videotex VU Voice Unit VU Voltage Unit VU Volume Unit VUIS Virtually Unified Information Service VUIT Visual User Interface Tool VUP VAX Unit of Performance VUP VAX Unit of Processing VV Vaccinia Virus VWB Visual WorkBench VWL Variable Work Length VWO Valves Wide Open VXD Virtual Device Drivers VZ VaricellaZoster VZIG VaricellaZoster Immune Globulin VZV VaricellaZoster Virus W Tungsten W Watt Unit of Power Measurement W Watts W Wide W Width W Word W Write W/O Without W/S Words Per Second wa While Awake WAAC Western Association for Art Conservation WABI Windows Application Binary Interface WAC Wild ANSI Creators WAC World Archaeological Congress WACS Western and Central States WADS Wide Area Data Service WAIS Wechsler Adult Intelligence Scale WAIS Wide Area Information Server WAITS Wide Area Information Transfer System WAMKSAM Why Are My Kids (or Kitties) Staring At Me? WAN Wide Area Network WAP Work Assignment Procedure WASP Warriors Against Software Protection WAT Word Association Test WATS Wide Area Telecommunications Service WATS Wide Area Telephone Service WATS Wide Area Telephone System WAV Waveform Audio File WAV Windows Audio Video WAV Windows Sound File WB Western Blot WB Wide Band WBC White Blood Count WBI Whole Bowel Irrigation WBL Wild Balls WBS Work Breakdown Structure WBT Wet Bulb Temperature WC Wild Cards WC Wire Center WC Without Charge WCPC Wire Center Planning Center WCS Writable Control Store WCU Water Cooling Unit WD Well Developed WD White Dwarf WD Wiring Diagram WD Word WD Working Draft WDC World Data Center WDCS Wideband Digital CrossConnect System WDF World Domination Force WDM Wavelength Division MultiPlexing WDT Watch Dog Timer WDT WatchDog Timer WE Write Enable WEDI Workgroup for Electronic Data Interchange WEE Western Equine Encephalitis WELL Whole Earth Electronic Link WES Western Electronics Switching WF White Female WFR Wheal and Flare Reaction WFW Windows For Workgroups WG Working Group WGN White Gaussian Noise WGS Work Group System WHCA White House Communications Agency WHI Women's Health Initiative WHO World Health Organization WHOLIS World Health Organization Library Information System WHOSIS World Health Organization Statistical Information System WHOSS World Health Organization Staging System WHR Waist Circumference To Hip Circumference WI Working Instructions WIBAMU Well I'll be a Monkey's Uncle WICHE Western Interstate Commission on Higher Education WIDE Widely Integrated Distributed Environment WIF Water Insoluble Fraction WiLD Wild Cards WIMP Windows, Icons, Mouse, Pointing WINS Warehouse Information Network Standards WIP Work In Process WIP Workcenter Information Package WIP Work In Progress WIPO World Intellectual Property Organization WIS Worldwide Information System WISC Wechsler Intelligence Scale for Children WITS Washington Interagency Telecommunications System WIX Windows Information Exchange Wk Week WK1 Worksheet File WKB Workbook WKE Worksheet WKQ Spreadsheet WKS Worksheet WKZ Compressed Spreadsheet WLN Western Library Network WM White Male WM Work Manager WMF Windows Metafile File WMP Waste Management Plan WMS Warehouse Management System WN Well Nourished WN Wet Nebulizer WNIC Wide Area Network Interface Co-Processor WNIL Whois and Network Information Lookup Service WNIM Wide Area Network Interface Module WNL Within Normal Limits WNOC Wide Network Operation Center WNT Windows New Technology WO Work Order WO Write Only WOB Work of Breathing WOCE World Ocean Circulation Experiment WOFTAM Waste of Flaming time and money WOM Write Only Memory WOM Write Optional Memory WOP Without Pain WORM Write Once WORM Write Once Read Many WOSA Windows Open Systems Architecture WP Wedge Pressure WP Whirlpool WP Whole Protein WP WordPerfect WP Word Processing WP Working Paper WP Working Profile WP Write Protect WPB Whirlpool Bath WPE World Pirate Echo WPG Graphics File WPG WordPerfect Graphics WPG WordPerfect Graphics Format WPI Worcester Polytechnic Institute WPK Keyboard File WPM Macro File WPM WordPerfect Macro WPM Words Per Minute WPS Windows Printing System WPS Word Processing Software WPS Words Per Second WPS Workstation Publishing System WPW Wolff Parkinson White Syndrome WQ! Compressed Spreadsheet File WQ1 Spreadsheet File WQF Workstation Query Facility WR Write WRC Workstation Resource Center WRI Windows Write Document WRT With Regards To WRT With Respect To WS Wasting Syndrome WS Weapons Science WS Work Space WS Work Station WS Work Status WS Working Storage WSMIS Weapon Systems Management Information System WSN Wang System Networking WSP Work Simplification Program WSS Wang Station Sets WSS Windows Sound System WT Wait Time Wt Weight WT Write Through WTE Whole Time Equivalent WTM White Trash Magazine WTO Write To Operator WTOR Write To Operator With Reply WVIEW World View Magazine WW Weenie Warriors WW Worldwide WWAs Women With AIDS WWC World Wide Couriers WWFO World Wide Field Operations WWTP Wastewater Treatment Plant WWW World Wide Web WYGIWYPF What You Get Is What You Pay For WYSBYGI What You See Before You Get It WYSIWYG What You See Is What You Get WYSIWYG What You See Is What You Get WYTYSYDG What You Thought You Saw, You Didn't Get X Times X Transmission XA Extended Architecture XB XBar (Crossbar) XBAR Crossbar XBAR XBar (Crossbar) XBM Extended Basic Mode XBT Crossbar Tandem XCF Experimental Computing Facility XCHG Exchange XCMD External Command XCOST Transfer Cost XDE Extended Development Environment XDP Extended Data Processing XDR External Data Representation Xe Xenon XFCB Extended File Control Block XFCN External Function XFE XBar Front End XFER Transfer XFMC Cross Functional Management Committee XGA Extended Graphics Adapter XGA Extended Graphics Array XIP Execute In Place XL X-Linked XLAT Translate XLAT Translate By Table Lookup XLM Excel Macro Language XLMR X-Linked Mental Retardation XLR X-Linked Recessive XMA Chiasma XMA Expanded Memory Adapter XMIT Transmit XMM Extended Memory Manager XMS Extended Multiprocessor System XMS Extended Memory Specification XMT Transmit XMTL Transmittal XN Night Blindness XNS Xerox Network Systems XO Executive Officer XOR Boolean Exclusive OR XOR Exclusive Or XR External Reset XRD X-Ray Diffraction XREF Cross Reference XRF Extended Recovery Facility XRF Extended Reliability Feature XRM X-Resource Manager XRT X-Ray Therapy XSA CrossSection Area XSV Transfer Cost System Value XT Extended Technology XTAL Crystal XTC Extended Test Controller XTC External Transmit Clock XTP Express Transfer Protocol XU X Unit XUV X-Ray Ultraviolet y Year Y Yttrium Y/A Years of Age YA Yet Another YABA Yet Another Bloody Acronym YACC Yet Another Compiler Compiler YAFA Yet Another "Fine" Abbreviation YAG Yttrium Argon Garnet Laser YAM Youngsters Against McAffee YAM Youths Against McAffee YAP Yet Another Ploy YB Year Book Yb Ytterbium YCB Yeast Carbon Base YDIC Youth Development Information Center YIG Yttrium Iron Garnet YLD Young Lawyers Division YMMV Your Mileage May Vary YO Years Old YOB Year of Birth YOLS Years of Life Saved YP Yellow Pages YPLL Years of Potential Life Lost yr Year YRBS Youth Risk Behavior Survey YS Yield Strength YSO Young Stellar Object YTD Year To Date YY Year YY/MM/DD Year/Month/Day Z Atomic Number Z Zenith Z Zoom ZAMS Zero Age Main Sequence ZB Zero Beat ZBI Zero Bit Insertion ZCE Zone of Critical Elasticity ZD Zero Defect ZDS Zenith Data Systems ZDV Zidovudine ZEEP Zero End Expiratory Pressure ZETA Zero Energy Thermonuclear Assembly ZEV Zero Emissions Vehicle ZF Zero Flag ZG Zero Gravity ZI Zonal Index ZIF Zero Insertion Force ZIG Zoster Immune Globulin ZIP Compressed File ZIP Zone Improvement Plan ZIP Zone Information Protocol ZIP Zoster Immune Plasma ZISC Zero Instruction Set Computer ZMRI Zinc Metals Research Institute Zn Zinc ZO Zoom Out ZOO Compressed File ZPA Zone of Polarizing Activity ZPG Zero Population Growth ZPP Zinc Protoporphyrin ZSL Zero Slot LAN ZST Zone Standard Time ZT Zone Time Zyg Zygotene ------------------------------------------------------------------------------- Greetings to: SHS, BoW, and all those others who support the cause. ------------------------------------------------------------------------------- (C)IIRG 1992-2000 May Odin Guide your Way...