| A CONTO | na účet, ako záloha, tiež á conto |
|---|---|
| AAC | Airborne Aircraft Controller |
| AACO | Assault Airlift Control Officer |
| AAN | Airborne Aircraft Controller |
| ABC | Active Body Control |
| ABC | American Bowling Congress |
| ABS | Automatic Brightness Stabilization controller (skr.) |
| AC | adaptive control |
| AC | adult contemporary music (skr.), druh hudby v rádiách |
| AC | Agir ensemble contre le Chômage, francúzska organizácia na obranu nezamestnaných |