"A",
"B",
"C",
"D",
"E",
"F",
"G",
"H",
"I",
"J",
"K",
"L",
"M",
"N",
"O",
"P",
"Q",
"R",
"S",
"T",
"U",
"V",
"W",
"X",
"Y",
"Z"
Previous section of 'Ae' terms and definitions
| AM2 | - | Advanced MicroDevices 2, Processor, Motherboards |
| AMI | - | alternate mark inversion [signal] |
| AMLCD | - | active matrix liquid crystal display [Manufacturers] |
| AM/PM/VSB | - | amplitude modulation/phase modulation/vestigial sideband |
| AMPS | - | automatic message processing system |
| AMR | - | Audio/Modem Riser [AMR] |
| AMSC | - | American Mobile Satellite Corporation |
| AMTS | - | automated maritime telecommunications system |
| ANI | - | automatic number identification |
| ANL | - | automatic noise limiter |
| ANS | - | American National Standard |
| ANSI | - | American National Standards Institute |
| AP | - | anomalous propagation |
| APC | - | adaptive predictive coding |
| APD | - | avalanche photodiode |
| API | - | application program interface |
| APL | - | average picture level |
| APK | - | amplitude phase-shift keying |
| APM | - | Advanced Power Management |
| ARCNET | - | Attached Resource Computer NETwork |
| ARINC | - | Aeronautical Radio INC |
| ARP | - | address resolution protocol |
| ARPA | - | Advanced Research Projects Agency [DARPA] |
| ARPANET | - | Advanced Research Projects Agency Network |
| ARQ | - | automatic repeat-request |
| ARRL | - | American Radio Relay League |
| ARS | - | automatic route selection |
| ARSR | - | air route surveillance radar |
| ARU | - | audio response unit |
Next set of "As" Abbreviations and Acronyms
