| AAC | Academic Advisory Center |
|---|---|
| AAS | Akademie für Arbeits- und Sozialrecht |
| AAS | Association for Academic Surgery |
| AAS | Assyrian Academic Society |
| ABEL | slovenský akademický maliar (Svetozár, 1929-1986) |
| AC | Akademikernes Centralorganisation |
| AC | internetová doména pre akademické inštitúcie |
| ACADEMY | akadémia, po anglicky |
| ACC | Academic Computer Club |
| ACS | Academic Computing Services |