| ACI | alliance Cooperative Internationale (skr.) |
|---|---|
| ADO | Air Defense Operations |
| ADO | Assistant Director of Operation |
| AND | logický operátor konjunkcia, logický súčin |
| AND | operátor po bitoch v počítačovom programovaní, binárne and |
| AOS | Advanced Operating System (skr.) |
| APEC | asian-pacific economic cooperation (skr.) |
| APEC | Asian-Pacific Economic Cooperation, Ázijsko-tichomorská spolupráca (angl.skr.) |
| APOLLO | Apache Point Observatory Lunar Laser-ranging Operation |
| DMO | Direct Mode Operation (skr.) |