| ÁA | citoslovce údivu |
|---|---|
| AAF | Audit Automation Facilities |
| AAO | Area Audit Office |
| AAS | African-American Studies |
| AAS | American Auditory Society |
| AAS | Association for Asian Studies |
| ABBADO | taliansky dirigent (Claudio, *1933) |
| ABBADO | taliansky dirigent, šéfdirigent orchestra v Mníchove a orchestra Bavorského rozhlasu, otec Claudio (Roberto, *1954) |
| ABC | Audit Bureau of Circulations |
| ABS | Association for Bahá'í Studies |