| AAC | Airborne Aircraft Controller |
|---|---|
| AACO | Assault Airlift Control Officer |
| AAN | Airborne Aircraft Controller |
| ABC | Active Body Control |
| ABS | Automatic Brightness Stabilization controller (skr.) |
| AC | adaptive control |
| AC | Appellation d'Origine Contrôlée (skr.), klasifikácia vína vo Francúzsku (fran.skr.) |
| ACC | Adaptive Cruise Control |
| ACC | Air Control Center |
| ACC | Automatic Current Control |