| Abbreviation | Definition |
|---|---|
| A&E | Arts & Entertainment |
| A/P | Artist's Proof |
| A/SP/A | Also Spelled As .... |
| A2 | Antenne 2 ( France) |
| A2N | Access to Nature |
| AA | Academy Award |
| AA | Adjusting Appendix |
| AA | After Animaniacs |
| AA | American Archaeology |
| AA | Audible Audiobook |
| AA | Author's Addition |
| AA | Author's Alteration |
| AA | Average Audience |
| AAA | Adult Album Alternative |
| AAAA | Antics of Alice And Andy |
| AAAA | Associated Actors and Artists of America |
| AAAAAA | American Association of Advertising Agencies |
| AAAJ | Advertising Agencies Association of Jamaica |
| AAC | All Angel Channel |
| AAC | Ask A Character |