| THÁLIA | grécka múza herectva |
|---|---|
| AAB | Application Architecture Blueprint |
| AAD | Assistant Athletic Director |
| AAD | Atomic Absorption Detector |
| AAS | All-America Selections |
| AAS | Alternate Architecture Study |
| AAS | Atomic Absorption Spectrophotometry |
| ABA | Agent Based Architecture |
| AC | Animal Collective, experimentálna hudobná skupina |
| AC | Anticipated Convection, kód pre predpovede silnej búrky |