| AAM | Aircraft Availability Model |
|---|---|
| ABS | Automatic Brightness Stabilization controller (skr.) |
| ABS | Automatic Brightness Stabilizer |
| ADAPTIVITA | prispôsobivosť, adaptabilita |
| ADD | Administration on Developmental Disabilities |
| AEIF | European Association for Railway Interoperability (skr.), Európska asociácia pre interoperabilitu železníc (angl.skr.) |
| AGITOVALI | robili agitáciu |
| ALBEA | model talianskeho automobili Fiat |
| ANNONA | rímska bohyňa dovozu obilia |
| ARI | Automated Readability Index |