@c Syntax:
@c ACRONYM
@c Expansion[ (Reference)][, "Style"]
@c Additional explanations are included in [square brackets]

@table @asis
@item AA
Auto Answer (MODEM)

@item AAAAA
Anonym Association Against Acronym Abuse (slang)

@item AAAI
American Association for Artificial Intelligence (org., AI, USA)

@item AAAS
American Association for the Advancement of Science (org., USA)

@item AAC
Authorization and Access Control (IETF)

@item AAD
Authorized AutoCAD Dealer (AutoCAD, CAD)

@item AADN
American Association of DOMAIN Names (org., USA, Internet)

@item AAE
Allgemeine AnschaltErlaubnis (Telekom)

@item AAF
Advanced Authoring Format (MS)

@item AAIM
Association for Applied Interactive Multimedia (org.)

@item AAIS
Allied command europe ACCIS Implementation Strategy (ACCIS, NATO, mil.)

@item AAL
ATM Adaption Layer (ATM)

@item AAMSI
American Association for Medical Systems Informatics (org., USA)

@item AAP
Applications Access Point

@item AAP
Association of American Publishers (org., USA)

@item AARP
Appletalk Address Resolution Protocol (Apple, AppleTalk)

@item AASP
ASCII Asynchronous Support Package (ASCII)

@item AAT
Average Access Time

@item AATP
Authorized Academic Training Program (MS, MCSD)

@item AAUI
Apple Attachment Unit Interface (Apple, AppleTalk)

@item ABA
American Bankers Association (org., USA, banking)

@item ABAP4
Advanced Business Application Programming/4 (SAP, R/3, 4GL), "ABAP/4"

@item ABATS
Automatic Bit Access Test System

@item ABBS
Apple Bulletin Board System (Apple)

@item ABC
Atanasoff-Berry-Computer

@item ABCD
Altavista Business Card Directory (WWW)

@item ABEL
Advanced Boolean Expression Language

@item ABEND
ABnormal END (Netware)

@item ABI
Application Binary Interface (POE)

@item ABIOS
Advanced Basic Input Output System (IBM)

@item ABIST
Automatic Built In Self Test (IBM)

@item ABM
Asynchronous Balanced Mode

@item ABR
Available Bit Rate (ATM, CBR, VBR, UBR, QOS)

@item ABS
Apple Business Systems (Apple)

@item ABUI
Association of Banyan Users International (org., Banyan, VINES, user group, predecessor, ENA)

@item AC
Access Control (Token Ring, ...)

@item AC
Area Code

@item AC
Automatic Computer

@item AC3
[digital] Audio Compression - 3 (Dolby, DVD, digital audio), "AC-3"

@item ACA
Asynchronous Communications Adapter

@item ACAS
Application Control Architecture Services (DEC)

@item ACC
Area Communication Controller (MODACOM)

@item ACC
Atari Competence Center

@item ACCIS
Automated Command and Control Information System (mil., USA)

@item ACCS
Army Command and Control System (mil., USA)

@item ACCU
Association of C and C++ Users (org., UK)

@item ACD
Automated Call Distribution (CTI)

@item ACDC
Alternating Current/Direct Current, "AC/DC"

@item ACDI
Asynchronous Communications Device Interface (IBM, CM/2)

@item ACE
Advanced Computing Environment (manufacturer)

@item ACF
Access Control Field

@item ACF
Advanced Communications Function (IBM)

@item ACF
Apple Communications Framework (Apple)

@item ACFC
Address and Control Field Compression (PPP)

@item ACFNCP
Advanced Communication Function / Network Control Program (IBM, ACF), "ACF/NCP"

@item ACFTCAM
Advanced Communication Function / Telecommunications Access Method (IBM, ACF), "ACF/TCAM"

@item ACFVTAM
Advanced Communication Function / Virtual Telecommunications Access Method (IBM, ACF), "ACF/VTAM"

@item ACH
Association for Computers and the Humanities (org., USA)

@item ACIA
Associacio Catalana d'Intelligencia Artificial (org., Spain, AI)

@item ACIA
Asynchronous Communications Interface Adapter

@item ACID
Atomicity - Consistency - Isolation - Durability (DB, TP)

@item ACIS
American Commitee for Interoperable Systems (org., USA)

@item ACL
[MS] Access Compatibility Layer (MS, DB)

@item ACL
Access Control List (DCE, DFS, NDS)

@item ACL
Advanced CMOS Logic

@item ACL
Agent Control Language (Agents)

@item ACL
Association for Computational Linguistics (org., USA)

@item ACLF
Access Control List Facility (DCE)

@item ACM
Address Complete Message (ATM)

@item ACM
Association for Computing Machinery (org., USA)

@item ACME
A Company that Makes Everything (slang)

@item ACMS
Application Control Management System

@item ACO
AMP Communications Outlet

@item ACOPS
Automatic CPU Overheating Prevention System (GigaByte), "A-COPS"

@item ACOT
Apple Classrooms Of Tomorrow (Apple)

@item ACP
Active Configuration Profile (MODEM)

@item ACP
Auxillary Control Process

@item ACPA
Audio Capture and Playback Adapter (IBM)

@item ACPC
Apple Communications Protocol Card (Apple)

@item ACPI
Advanced Configuration and Power Interface (Intel, MS, Toshiba)

@item ACPT
Automated Corporate Planning Tool

@item ACR
Attenuation to Crosstalk Ratio (cable)

@item ACR
Automatic Call Recording

@item ACS
Access Control System (DISA)

@item ACS
Advanced Communications System

@item ACS
Architekten, Computer, Systeme (fair)

@item ACS
Asynchronous Communication Server

@item ACS
Australian Computer Science

@item ACSE
Association Control Service Element (OSI, ISO, DIS 8649)

@item ACSI
Advanced/Atari Computer System Interface (Atari)

@item ACSMIB
ATM Circuit Steering Management Information Base (ATM, MIB), "ACS-MIB"

@item ACSNET
Academic Computing Services NETwork

@item ACSS
Aural Cascading Style Sheets (CSS, HTML, WWW)

@item ACT
Architecture Characterization Template (DISA)

@item ACTA
America's Carriers Telecommunications Association (USA)

@item ACTPU
ACTivate Physical Unit (SNA)

@item ACTS
Advanced Communications Technologies and Services (Europe, ACTS)

@item ACU
Automatic Calling Unit

@item ACU
Automatic Client Update (Novell, Netware)

@item ACUTA
Association of College and University Telecommunication Administrators (org., USA)

@item AD
Authorized Distributor (DEC)

@item AD
Autonomous DOMAIN

@item ADA
Automatic Data Acquisitions

@item ADAPSO
Association of Data Processing Service Organisation (org., USA)

@item ADAPT
Architecture Design, Analysis, and Planning Tool

@item ADATP
Allied DATa processing Publication (mil., USA)

@item ADB
A DeBugger (Unix)

@item ADB
Apple Desktop Bus (Apple)

@item ADBS
Advanced Data Broadcasting System (DirecPC)

@item ADC
Adaptive Data Compression (MODEM)

@item ADC
Analog to Digital Converter

@item ADC
Apple Distribution Center (Apple)

@item ADC
Automatic Data Capture

@item ADCCP
Advanced Data Communications Control Procedure (ANSI)

@item ADD
Adapter Device Driver (OS/2)

@item ADDDC
Automatic Direct Distance Dialing System

@item ADE
Application Development Environment

@item ADE
Aufforderung zur DatenEingabe (BTX)

@item ADEPT
Administrative Data Entry for Processing Transmission (mil., USA)

@item ADES
Automatic Digital Encoding System

@item ADEW
Andrew Development Environment Workbench (ATK, Unix)

@item ADF
Access control Decision Function (mil., USA)

@item ADF
Automatic Document Feeder

@item ADI
Autocad Device Interface (CAD, AutoCAD)

@item ADI
AUTODIN-to-DISN Interface (AUTODIN, DISN, mil., USA)

@item ADL
[international conference on the] Advances in Digital Libraries (IEEE)

@item ADL
Adventure Description Language

@item ADLC
Asynchronous Data Link Control

@item ADM
Add-Drop-Multiplexer

@item ADMA
Area Division Multiple Access (Mobile Systems)

@item ADMD
ADministration Management DOMAIN (X.400)

@item ADMS
Access Device Messaging Specification (banking, Visa)

@item ADO
Active Data Objects (ASP, ODBC, MS, IIS)

@item ADP
Administrative Data Processing

@item ADP
Advanced Data Processing

@item ADP
Automatic Data Processing (ADP)

@item ADPCM
Adaptive Delta Pulse Code Modulation

@item ADPE
Automatic Data Processing Equipment (ADP)

@item ADPLO
Automated Data Processing Liaison Office (ADP)

@item ADPS
Automatic Data Processing System (ADP)

@item ADPT
Automated Data Processing/Telecommunications (ADP), "ADP/T"

@item ADS
Advanced Digital System

@item ADS
Application Development System

@item ADS
Automatic Distribution System

@item ADS
Automatic Documenting System (LAN)

@item ADS
Auxiliary Data System

@item ADSIA
Allied Data Systems Interoperability Agency (org., NATO, mil.)

@item ADSL
Asymmetric Digital Subscriber Line [technology] (BELLCORE, AT&T, DSL, ADSL)

@item ADSL
Asymmetric Digital Subscriber Loop [modulation]

@item ADSP
Advanced Digital Signal Processor (DSP)

@item ADSP
Appletalk Data Stream Protocol (Apple, AppleTalk)

@item ADSR
Attack, Decay, Sustain, Release [generator] (VCA)

@item ADSU
ATM Data Service Unit (ATM)

@item ADT
Abstract Data Type

@item ADT
Access Developer's Toolkit (MS, DB, Windows)

@item ADT
Application Data Type

@item ADT
Application Development Tools (IBM, AS/400)

@item ADU
Automatic Dialing Unit

@item ADUA
Administrative Directory User Agent

@item ADV
Automatisierte DatenVerarbeitung

@item ADV
staatliche Akademie fuer DatenVerarbeitung (org., Uni Boeblingen, Germany)

@item ADVS
Automatisiertes DatenVerarbeitungsSystem

@item ADX
Automatic Data eXchange

@item AE
Apple Events (Apple)

@item AE
Application Entity / Environment / Execution / Engineering (APE)

@item AEA
American Electronics Association (org., USA)

@item AEB
Analog Expansion Bus

@item AEC
Advanced Error Correction (CD)

@item AEF
Access control Enforcement Function

@item AEGIS
Advanced Electronic Guidance and Instrumentation System

@item AEI
Application Enabling Interface (IBM)

@item AEI
Automatic Equipment Identification

@item AEIMP
Apple Event Interprocess Messaging Protocol (Apple)

@item AEM
Automatic Emulation Management (Brother)

@item AEOM
Apple Events Object Model (Apple)

@item AEPIA
Asociacion Espanola Para la Inteligencia Artificial (org., Spain, AI)

@item AES
Application Environment Service / Specification (OSF)

@item AES
Automatic Emulation Switching (Lexmark)

@item AESEBU
Auto Engineering Society/European Broadcasting Union (digital audio), "AES/EBU"

@item AETE
Apple Event Terminology Extension (Apple)

@item AEUT
Apple Event User Terminology (Apple)

@item AF
Auxiliary carry Flag (assembler)

@item AFAIC
As Far As I'm Concerned (slang, Usenet, IRC)

@item AFAIK
As Far As I Know (slang, Usenet, IRC)

@item AFAMPE
[u.s.] Air Force Automated Message Processing Exchange (org., USA. mil.)

@item AFC
Application Foundation Classes (MS, GUI)

@item AFC
Automatic Font Change

@item AFCET
Association Francaise pour la Cybernetique Economique et Technique (org., France)

@item AFD
Automatic File Distribution

@item AFE
Apple File Exchange (Apple)

@item AFEB
AFrican EDIFACT Board (org., EDIFACT), "AF/EB"

@item AFI
Authority and Format Indicator (NSAP, IDP)

@item AFI
Authority Frame Identifier

@item AFII
Association for Font Information Interchange (org., USA)

@item AFIN
Air Force Information Network (network, USA, mil.)

@item AFIS
AutomatisiertesFingerabdruck-InformationsSystem (INPOL)

@item AFK
Away from Keyboard (slang, Usenet, IRC)

@item AFNET
Air Force Network (network, USA, mil.)

@item AFP
Advanced Function Presentation (IBM)

@item AFP
Appletalk Filing Protocol (Apple, AppleTalk)

@item AFPA
Advanced Function Printing Architecture (IBM)

@item AFPDS
Advanced Function Printing Data Stream (IBM)

@item AFT
Authenticated Firewall Traversal (IETF)

@item AFTP
Anonymous File Transfer Protocol (FTP)

@item AFUU
Association Francaise des Utilisateurs d'Unix (org., France, Unix)

@item AGA
Advanced Graphics Adapter

@item AGC
Automatic Gain Control (Audio)

@item AGCH
Access Grant CHannel (GSM, CCCH)

@item AGEP
ArbeitsGemeinschaft Elektronisches Publizieren [e.v.] (org., DTP), "AgEP"

@item AGF
Arbeitsgemeinschaft der GrossForschungseinrichtungen [deutschlands] (org.)

@item AGFMB
ArbeitsGemeinschaft Freier MailBoxen (org.)

@item AGP
Advanced / Accelerated Graphics Port (Intel, MMX, AGP)

@item AH
[IP] Authentication Header (IPSEC, IPV6, RFC 1826)

@item AHIMA
American Health Information Management Association (org., USA)

@item AHP
Analytical Hierachy Process

@item AHPCRC
Army High Performance Computing Research Center (org., USA, HPC)

@item AI
Adobe Illustrator (Adobe)

@item AI
Artificial Intelligence

@item AIA
Application Integration Architecture

@item AIC
[SRI] Artificial Intelligence Center (SRI, AI)

@item AIC
AIX windows Interface Composer (AIX, IBM)

@item AICA
Associazione Italiana per l'Informatica ed il Calcolo Automatico (org., Italy)

@item AID
Attention Interrupt ??? [key] (IBM)

@item AID
AUTODIN Interface Device (AUTODIN, mil., USA)

@item AIDAT
African Internet Development Action Team (org., Internet)

@item AIDS
Automatic Installation and Diagnostic Service

@item AIFF
Audio Interchange File Format

@item AII
Active Input Interface (UNI, PMD, FDDI)

@item AIIA
Associazione Italiana per l'Intelligenza Artificiale (org., Italy, AI)

@item AIIM
Association for Information and Image Management (org., USA)

@item AIM
Advanced Invar Mask (Display, ViewSonic)

@item AIM
Alternate Input Method (OS/2)

@item AIM
AOL Instant Messager [protocol] (AOL)

@item AIM
Apple, IBM, Motorola [consortium] (Apple, IBM, Motorola, org.)

@item AIM
Association of Imaging Manufacturers (org.)

@item AIM
ATM / Ascend Inverse Multiplexing [protocol] (ATM)

@item AIM
Automatic Interface Management (Brother)

@item AIMS
Apple Internet Mail Server (Apple)

@item AIMSRCF
Association of Imaging Manufacturers ??? /Shared Resource Control Facility (Fujitsu), "AIM/SRCF"

@item AIN
Advanced Intelligent Network (IN)

@item AIN
Auto Insert Notification (CD-R)

@item AIO
Asynchronous Input/Output

@item AIP
ATM Interface Processor (ATM)

@item AIR
Automatic Image Refinement (Canon), "A.I.R."

@item AIRTC
[international symposium on] Artificial Intelligence in Real-Time Control (IFAC, IFIP, IMACS, conference)

@item AIS
Alarm Indication Signal (UNI, ATM, OAM, DS3/E3)

@item AIS
Applied Information Sciences (manufacturer)

@item AIS
Applied Information Systems (manufacturer)

@item AIS
Arbeitgeber-Informations-Service (WWW)

@item AIS
Automated Information System

@item AISB
Association of Imaging Service Bureaus (org.)

@item AISE
Alarm Indication Signal-External (UNI, ATM), "AIS-E"

@item AISIG
[south australian] Artificial Intelligence Special Interest Group (org., Australia, AI)

@item AISP
Association for Internet Service Providers (org., USA, ISP)

@item AISP
Association for Internet Service Providers (org.)

@item AISP
Association of Information Systems Professionals (org., USA)

@item AISSO
Automated Information Systems Security Officer (mil., USA)

@item AIST
Agency of Industrial Science and Technology (org., Japan)

@item AIT
Advanced Intelligent Tape (Sony)

@item AIT
Angewandte InformationsTechnik [verlags gmbh] (manufacturer)

@item AITEC
[research institute for] Advanced Information TEChnology (org., Japan)

@item AITO
Association Internationale pour les Technologies Objets (org.)

@item AIW
APPN Implementers Workshop (org., APPN)

@item AIX
Advanced Interactive eXecutive (IBM, Unix, OS)

@item AIXESA
Advanced Interactive eXecutive/Enterprise Systems Architecture (IBM, AIX), "AIX/ESA"

@item AJBS
Association of Japanese Business Studies (org., Japan)

@item AK
Application Kit (NextStep, OpenStep, Apple, Rhapsody)

@item AKI
Arbeitsgemeinschaft der deutschen KI Institute (org., KI)

@item AL
Artificial Life

@item AL
Assembly Language

@item ALAP
Appletalk Link Access Protocol (Apple, AppleTalk)

@item ALAP
As Late As Possible (slang, Usenet)

@item ALC
Adaptation Layer Controller (ATM)

@item ALC
Arithmetic and Logic Circuits (IC)

@item ALC
Automatic Level Control

@item ALDC
Adaptive Lossless Data Compression (IBM)

@item ALE
Address Lifetime Expectation (org., IETF, IP)

@item ALE
Application Link Enabling (R/3, SAP)

@item ALE
Atlanta Linux Enthusiasts (Linux, user group)

@item ALGOL
ALGOrithmic Language

@item ALIWEB
Archie Like Indexing in the WEB (WWW)

@item ALK
Automatisierte LiegenschaftsKarte (ALTIS)

@item ALM
Application / Appware Loadable Module (Novell, Netware)

@item ALM
Asynchronous Line Module

@item ALM
Asynchronous Line Multiplexer

@item ALOE
Apple Library for Object Embedding (Apple, OpenDoc)

@item ALR
Advanced Logic Research, inc (manufacturer)

@item ALS
Adjacent Link Station (IBM)

@item ALTEL
Association of Long-distance TELephone companies (org., USA)

@item ALTERNIC
ALTERnative Network Information Center (Internet, USA)

@item ALTS
Association for Local Telecommunications Services (org., USA)

@item ALU
Arithmetic and Logic Unit (CPU)

@item AM
Active Matrix (LCD)

@item AM
Amplitude Modulation

@item AM
Asynchronous Mode

@item AMA
Automatic Message Accounting

@item AMACS
AMA Collection System (AMA)

@item AMARC
AMA Recording Center (AMA)

@item AMASE
AMA Standard Entry (AMA)

@item AMAT
AMA Transmitter (AMA)

@item AMATPS
AMA TeleProcessing System (AMA)

@item AMCD
Active Matrix Color Display (AMD, LCD)

@item AMD
Active Matrix Display (LCD)

@item AMD
Advanced MicroDevices [inc.] (manufacturer)

@item AME
Advanced Metal Evaporated [tape] (Seagate)

@item AME
Advanced Modeling Extension (AutoCAD)

@item AMEL
Active Matrix Electro Luminescent (AMD)

@item AMH
Automated Material Handling

@item AMHS
Automated Message Handling System (MHS)

@item AMI
Alternate Mark Inversion (ISDN, T1)

@item AMI
American Megatrends Incorporation (manufacturer)

@item AMI
ATM Management Interface (ForeRunner)

@item AMIA
American Medical Informatics Association (org., USA)

@item AMIA
Australian Medical Informatics Association (org., Australia)

@item AMIC
Apple Memory-mapped I/O Controller (Apple)

@item AMIGOS
Advanced Mobile Integration in General Operating Systems

@item AMIS
Audio Message Interface Standard

@item AMLCD
Active Matrix Liquid Crystal Display (AMD, LCD)

@item AMMA
Advanced Memory Management Architecture

@item AMME
Automated Multi-Media Exchange

@item AMNET
Allgemeines Mailbox NETzwerk (BBS, network)

@item AMPE
Automated Message Processing Exchange

@item AMPS
Advanced Mobile Phone Service (Mobile Systems, Motorola)

@item AMS
American Mathematical Society (org., USA)

@item AMS
Andrew Mail / Message System (Unix)

@item AMS
Asymmetric Multiprocessing System

@item AMS
AUTODIN Mail Server (AUTODIN, mil., USA)

@item AMSDOS
AMStrad Disk Operating System (Amstrad, OS), "AMS-DOS"

@item AMT
Active Matrix Technology (AMD, LDC)

@item AMT
Apple Media Tool (Apple)

@item AMTF
Average Modulation Transfer Function

@item AMTFT
Active Matrix Thin Film Transistor (AMD, LCD)

@item AMTPE
Apple Media Tool Programming Environment (Apple), "AMT PE"

@item AMWG
Architecture Methodology Working Group (org., DISA)

@item AN
Access Node

@item AN
Alternating Network

@item ANBU
ANlagenBUchhaltung

@item ANCS
AT&T Netware Connect Services (AT&T, Netware)

@item ANDF
Architecture Neutral Distribution Format (OSF)

@item ANFSCD
And Now For Something Completely Different (slang, Usenet, IRC)

@item ANHR
Access Node Hub Router (AN)

@item ANI
Automatic Number Identification

@item ANMA
Apple Network Managers Association (org., Apple)

@item ANMP
Advanced ??? Network Management Protocol

@item ANR
Access Node Router

@item ANS
Advanced Network & Services Inc. (IBM, MCI. Merit, NFSnet)

@item ANS
American National Standard (ANSI, ISO, USA)

@item ANSA
Advanced Networked Systems Architecture (ISA)

@item ANSI
American National Standard Institute (org., USA)

@item ANSPAG
Advanced Network System Performance and Application Group (RDN-CRC)

@item ANTC
Advanced Networking Test Center (org., USA, AMD, FDDI)

@item ANTS
AT&T Novell Telephone Services (AT&T, Novell), "A/NTS" 

@item ANUML
Australian National University Meta Language, "ANU ML" 

@item AOA
American Optometric Association (org., USA)

@item AOAC
Always On, Always Connected (NBS)

@item AOCE
Apple Open Collaboration Environment (Apple)

@item AOE
Application Operating Environment (AT&T)

@item AOI
Active Output Interface (UNI, PMD, FDDI)

@item AOL
America OnLine (network)

@item AOS
Algebraic Operating System (IBM)

@item AOTC
Australian Overseas Telecommunications Corporation (org., Australia)

@item AOU
Arithmetic Output Unit

@item AOW
Asia and Oceania Workshop (OSI)

@item AP
Access Point (Wireless LAN)

@item AP
Application Processor

@item AP
Automatic Pagination

@item APA
Adaptive Packet Assembly

@item APA
All Points Addressable

@item APA
Arithmetic Processing Accelerator

@item APAR
Authorized Program Analysis Report (IBM)

@item APC
American Power Conversion (manufacturer, UPS)

@item APC
ArbeitsPlatz Computer (SNI)

@item APC
Association for Progressive Communications (org., network)

@item APCUG
Association of Personal Computer User Groups (org.)

@item APD
Additional Product Documentation

@item APDA
Apple Programmers and Developers Association (org., Apple)

@item APDU
Application Protocol Data Unit (OSI, PDU, OSI/RM)

@item APE
APplication Engineering

@item APEL
A Portable EMACS Library (EMACS, GNU)

@item APEX
Advanced Packet EXchange

@item APF
Advanced Printer Function (IBM, ADT)

@item API
Application Program Interface (API)

@item APIC
Advanced Programmable Interrupt Controller (Intel, PIC)

@item APIS
Arbeitsdatei PIOS Innere Sicherheit (INPOL, PIOS)

@item APL
A Perspicuous Language / Alles Parallel Loesbar (APL, slang)

@item APL
A Programming Language (IBM)

@item APLSF
A Programming Language with Shared Files (CMU, DEC)

@item APLSF
A Programming Language with Shared Variables (IBM)

@item APLV
Arbeitsdatei PIOS LandesVerrat (INPOL, PIOS)

@item APM
Advanced Power Management

@item APMS
Automated Program Management information System

@item APNIC
Asian Pacific Network Information Center (org., Internet)

@item APOK
Arbeitsdatei PIOS Organisierte Kriminalitaet (INPOL, PIOS)

@item APP
Application Portability Profile

@item APPC
Advanced Peer-to-Peer Communications (IBM, SNA, LU 6.2)

@item APPC
Advanced Program to Program Communication (IBM)

@item APPC
Application Program to Program Converter (IBM)

@item APPCM
Access Protection and Priority Control Mechanism (DQDB)

@item APPCP
Advanced Program to Program Communications Protocol (APPC, IBM)

@item APPI
Advanced Peer to Peer Internetworking (Cisco)

@item APPN
Advanced Peer to Peer Networking (IBM)

@item APR
Arbeitsdatei PIOS Rauschgift (INPOL, PIOS)

@item APS
Asynchronous Protocol Specification

@item APSE
Ada Programming Support Environment

@item APT
Address Pass Through

@item APT
Advanced Photoscale Technology (Brother)

@item APT
Automatically Programmed Tools

@item APTC
Advanced Processor Temperature Control (Chaintech)

@item APTM
Application Program to Transaction Manager (TP)

@item APW
Arbeitsdatei PIOS Waffen (INPOL, PIOS)

@item AR
Administrative Request [message] (LFAP)

@item ARA
Administrative Request Acknowledge [message] (LFAP)

@item ARA
Apple[talk] Remote Access (Apple, AppleTalk)

@item ARAG
AntiReflection AntiGlare (ViewSonic)

@item ARAP
Apple Remote Access Protocol (Apple, AppleTalk)

@item ARB
Architecture Review Board (OpenGL, manufacturer, org.)

@item ARC
Advanced RISC Computing [architecture] (ACE, RISC)

@item ARCA
Advanced RISC Computing Architecture (ACE, RISC)

@item ARCNET
Attached Resource Computer NETwork (Datapoint), "ARCnet" 

@item ARE
All Routes Explorer (ATM, ???)

@item AREXX
Amiga Restructured EXtended eXecutor [language] (Amiga, Commodore)

@item ARIN
American Registry for Internet Numbers (org., Internet, USA)

@item ARKD
Abuse Resistant Key Distribution (Arcade)

@item ARL
Access Rights List (Banyan, VINES)

@item ARLL
Advanced Run-Length Limited [encoding]

@item ARM
Advanced RISC Machines (manufacturer, Acorn, Apple, VLSI, RISC)

@item ARM
Annotated [c++] Reference Manual

@item ARM
Asynchronous Response Mode

@item ARMA
Association of Records Managers and Administrators, inc. (org.)

@item ARMS
Architecture for Reliable Managed Storage (Cheyenne)

@item ARMS
Automation Resources Management System

@item ARNS
Appletalk Remote Network Server (Apple, AppleTalk)

@item AROM
Alterable Read Only Memory

@item ARP
Address Resolution Protocol (Internet, RFC 826)

@item ARPA
Advanced Research Projects Agency (org., USA)

@item ARPANET
Advanced Research Projects Agency NETwork (USA, network)

@item ARPDP
Association of Rehabilitation Programs in Data Processing (org., USA)

@item ARQ
Automatic Re-transmission reQuest (MODEM)

@item ARRA
Announced Retransmission Random Access (MAC)

@item ART
Adaptive Resonance Theory (NN)

@item ART
Advanced Resolution Technology (Minolta)

@item ARTS
Accelerated Ray-Tracing System (raytracing)

@item ARTS
Asynchronous Remote Takeover Server

@item ARTT
Asynchronous Remote Takeover Terminal

@item AS
Advanced Server (Windows NT)

@item AS
Authentication Service (DCE)

@item AS
Autonomous System (IP, Internet, RFC 1930)

@item AS400
Application System/400 (IBM), "AS/400"

@item ASA
Advanced SCSI Architecture (SCSI)

@item ASA
American Standards Association (org., USA, ANSI, predecessor)

@item ASAP
As Soon As Possible (slang, Usenet, IRC)

@item ASAP
Automatic Switching And Processing

@item ASBR
Autonomous System Border / Boundary Router (AS)

@item ASC
Accredited Standards Committee (org., ANSI)

@item ASC
Additional Sense Code

@item ASC
American Society for Cybernetics (org., USA)

@item ASC
Authorized Support Center

@item ASC
Automatic Contrast Selection (FAX)

@item ASCI
Accelerated Strategic Computing Initiative

@item ASCII
American Standard Code of Information Interchange

@item ASCSI
Advanced Small Computer Systems Interface (SCSI)

@item ASD
Architecture Summary Design

@item ASDSP
Application-Specific Digital Signal Processor

@item ASE
Active Storage Element (GigaB, IP-router)

@item ASE
Aladdin Smartcard Environment (Fast, Aladdin)

@item ASE
Application Service Element (ATM)

@item ASEB
ASian EDIFACT Board (org., EDIFACT), "AS/EB"

@item ASEMH
Army Standards Electronic Mail Host (mil., USA)

@item ASF
Advanced Streaming Format (MS)

@item ASH
Almquist SHell (BSD, Unix, Shell), "ash"

@item ASI
Adapter Support Interface (IBM, LAN)

@item ASI
Amorphous SIlicon drum (Kyocera), "aSI"

@item ASI
Aquarius Systems International (manufacturer)

@item ASI
Asynchronous SCSI Interface

@item ASI
Automatic System Installation

@item ASIC
Application Specific Integrated Circuit (IC)

@item ASIM
Arbeitskreis Simulation und Kuenstliche Intelligenz (org., GI)

@item ASIS
American Society for Information Science (org.)

@item ASK
Akademische Software Kooperation (org., Karlsruhe, Germany)

@item ASK
Amplitude Shift Keying

@item ASKSAM
Access Stored Knowledge via Symbolic Access Method (DB), "askSam"

@item ASL
Adaptive Speed Levelling (US Robotics)

@item ASLT
Advanced Solid Logic Technology (IC)

@item ASM
Advanced Server Management (Acer)

@item ASM
Association of Systems Management (org.)

@item ASMO
Advanced Storage Magneto Optical [disk] (Hitachi, Maxell, Matsushita, Fujitsu, Olympus, Philips, Sanyo, Sharp, Sony, LG Electronics)

@item ASMP
ASymetric MultiProcessing [system]

@item ASMP
ASymmetrisches MultiProzessor [system]

@item ASN1
Abstract Syntax Notation One (OSI, ISO, IS 8824), "ASN.1"

@item ASNM
AdvanceStack Network Management (HP)

@item ASP
Abstract Service Primitive (OSI)

@item ASP
Active Server Pages (HTTP, MS)

@item ASP
Advanced Signal Processing / Processor

@item ASP
Appletalk Session Protocol (Apple, AppleTalk)

@item ASP
Association of Shareware Professionals (org., USA)

@item ASP
Authorized Service Provider (Sun)

@item ASPEC
Advanced SPectre Entropy Coding (MPEG, digital audio)

@item ASPEN
Automatic System for Performance Evaluation of the Network

@item ASPI
Advanced SCSI Programming Interface (Adaptec, API, SCSI)

@item ASPIC
Advanced ??? Programmable Interrupt Controller (PIC)

@item ASPIK
Algebraic Specifications and Implementations ??? (ISDV)

@item ASPS
Advanced Signal Processing System

@item ASQ
Automated Software Quality

@item ASQC
American Society of Quality Control (org., USA)

@item ASR
Automatic Server Restart (HP)

@item ASR
Automatic Speech Recognition

@item ASSERT
ADEPT Subsystem for Scanning of Electronic Received Traffic (ADEPT, mil., USA)

@item ASSIST
Automated Special Security Information System Terminal (mil., USA)

@item ASSPA
ASsociation Suisse pour l'Automatique (org., Switzerland)

@item ASSR
Agreed Set of Security Rules (mil., USA)

@item AST
Atlantic Standard Time (TZ)

@item ASTA
Advanced Software Technology and Agorithms (HPCC)

@item ASTRAL
Alliance fuer Strategic Token Ring Advancement and Leadership (manufacturer)

@item ASU
Asynchron-Synchron Umsetzer

@item AT
Advanced Technology (IBM, PC)

@item ATA
Advanced Technology Attachment

@item ATAPI
Advanced Technology Attachment Packet Interface (ATA)

@item ATASPI
Advanced Technology Attachment Software Programming Interface (ATA)

@item ATC
Address Translation Cache (CPU)

@item ATC
Address Translation Controller (ATM)

@item ATC
Automatic Transmission Control

@item ATCA
Allied Tactical Communications Agency (org., NATO, mil.)

@item ATCP
[PPP] AppleTalk Control Protocol (Apple, AppleTalk, PPP, NCP, RFC 1378)

@item ATD
Asynchronous Time Division (ATM)

@item ATDM
Asynchronous Time Division Multiplexer (ATD)

@item ATDMA
Asynchronous Time Division Multiple Access (ATD)

@item ATDP
ATtention Dial Pulse (MODEM)

@item ATDT
ATtention Dial Tone (MODEM)

@item ATE
Asynchronous Terminal Emulation (Banyan, VINES)

@item ATE
ATM Terminating Equipment (SONET, ATM)

@item ATEC
Authorized Training and Education Center (MS,  MOCS, MCSD, ATEC)

@item ATES
Advanced Techniques integration into Efficient scientific Software (ESPRIT, CASE)

@item ATF
Automatic Track Finding (DDS)

@item ATH
ATtention Hang up (MODEM)

@item ATI
Advanced Telecomunications Institute (org., USA)

@item ATI
Asociacion de Tecnicos de Informatica (org., Spain)

@item ATIP
Absolute Time In Pregroove (CD)

@item ATK
Andrew ToolKit (Unix)

@item ATKIS
Amtliches Topographisch-Kartographisches InformationsSystem

@item ATL
Activex Template Library (MS, ActiceX, MSVC)

@item ATL
Adaptive Threshold Learning (neural nets)

@item ATM
Abstract Test Method (ISO 9646-1)

@item ATM
Adobe Type Manager

@item ATM
Asynchronous Transfer Mode

@item ATM
Automatic Teller Machine

@item ATMARP
ATM Address Resolution Protocol (ATM, ARP)

@item ATMP
Ascend Tunnel Management Protocol (Ascend, RFC 2107)

@item ATMS
Assumption based Truth Maintenance System (AI)

@item ATN
Augmented Transition Network

@item ATOB
ASCII TO Binary (ASCII)

@item ATOMM
Advanced super Thinlayer and high-Output Metal Media (Fuji)

@item ATP
Advanced Technology Partner

@item ATP
Appletalk Transaction Protocol (Apple)

@item ATP
Application Transaction Program (IBM, APPC)

@item ATP2
AppleTalk Phase 2 (Apple, AppleTalk)

@item ATPS
AppleTalk Printing Services (AppleTalk, Apple)

@item ATR
Advanced Telecommunications Research laboratory (org., Japan)

@item ATR
Answer To Reset

@item ATR
Automatic Terminal Recognition

@item ATRAC
Adaptive TRansform Acoustic Coding (Sony, digital audio)

@item ATS
Abstract Test Suite

@item ATS
Administrative Terminal System

@item ATS
Apple Terminal Services (Apple, AppleTalk)

@item ATSUI
Apple Text Services for Unicode Imaging (Apple, Unicode)

@item ATT
American Telephone and Telegraph, "AT&T" 

@item ATX
Advanced Technology eXtended [format]

@item AU
Access Unit

@item AUAI
Association for Uncertainty in Artificial Intelligence (org., AI)

@item AUC
AUthentication Center (GSM), "AuC"

@item AUDIT
AUtomated Data Input Terminal

@item AUDIUS
AUssenDIenstUnterstuetzungsSystem (CAS)

@item AUE
Andrew User Environment (Unix)

@item AUGE
Apple User Group Europe (org., Apple, user group)

@item AUI
Access Unit Interface

@item AUI
Asociacion de Usarios de Internet (Internet, user group, Spain, org.)

@item AUI
Attachment Unit Interface (ethernet)

@item AUI
Audible User Interface (UI)

@item AUIS
Andrew User Interface System (Unix, UI)

@item AUP
Acceptable Use Policy (NFSNet)

@item AURP
Appletalk Update-based Routing Protocol (Apple, Appletalk, RFC 1504)

@item AUT
Application Under Test

@item AUTODIN
AUTOmatic DIgital Network (DMS, DISA)

@item AUTOSEVOCOM
AUTOmated SEcure VOice COMmunications (predecessor, SVIP, mil., USA)

@item AUTOVON
AUTOmatic VOice Network (predecessor, DSN, DISA)

@item AUU
ATM User-to-User (ATM)

@item AUX
Apple UniX (Apple, Unix), "A/UX" 

@item AV
AudioVisual [macintosh] (Apple)

@item AVA
Audio-Visual Authoring

@item AVAS
teile-Auftragserfassungs-, Verwaltungs- und AbrufSystem (MBAG)

@item AVATAR
Advanced Video Attribute Terminal Assembler and Recreator (BBS)

@item AVC
Audio-Visual Connection

@item AVCD
Audio-Visual Computer Display

@item AVE
AutoCAD Visualization Extension (AutoCAD)

@item AVI
Audio Video Interleaved (MS)

@item AVIS
AuftragsVerwaltungs- und InformationsSYstem (MBAG)

@item AVL
Adelson, Veslkij and Laudis [tree]

@item AVM
AudioVisuelles Marketing und computersysteme [gmbh] (manufacturer)

@item AVPD
Anchor Volume Descriptor Pointer (CD-R, UDF, ISO 9660)

@item AVR
Automatic Voice Recognition

@item AVR
Automatic Voltage Regulation (USV)

@item AVS
Address Verification System

@item AVS
Adult Verification System (WWW)

@item AWAC
Audio Waveform Amplifier and Converter (Apple)

@item AWADO
Automatischer Wechselschalter in der AnschlussDose

@item AWD
Automatische Waehleinrichtung fuer Datenverbindungen

@item AWE
Autocad Windows Extension (AutoCAD)

@item AWG
American Wire Gauge (cable)

@item AWK
al Aho, peter Weinberger, brian Kernighan (Unix)

@item AWL
AnWeisungsListe (DIN 19239)

@item AWS
Apple Workgroup Server (Appletalk, Apple)

@item AWT
Abstract Windows Toolkit (Java, Sun)

@item AWTAPI
Abstract Windows Toolkit-Application Programmer Interface (AWT, API, Java)

@item AXE
Application eXecution Environment

@item AZEB
Australian/new Zealand EDIFACT Board (org., EDIFACT), "AZ/EB"

@end table