| AAB | Application Architecture Blueprint |
|---|---|
| AAN | Application-Aware Network |
| ABA | Agent-Based Application |
| ABE | Adult Basic Education |
| ABI | Application Binary Interface |
| ACI | Automatic Card Identification |
| ADN | Application Delivery Network |
| ADP | Application Development Platform |
| ADP | Application Distribution Protocol |
| ADS | Application Data Sheet |