| Abbreviation | Definition |
|---|---|
| AIIM | Association of Information Imaging Managers |
| AIIT | Association des Ingénieurs de l'INSA de Toulouse |
| AIIT | Association des Ingénieurs INSA de Toulouse |
| AILF | Association des informaticiens de langue française |
| AILF | Association Internationale des Libraires Francophones |
| AILF | Association Internationale des Librairies Francophones |
| AILR | Association of Independent Liebert Representatives |
| AIMA | All India Management Association |
| AIMC | Associazione Italiana Maestri Cattolici (Italian Association of Catholic Teachers) |
| AIMH | Association for Infant Mental Health |
| AIMI | Association for Image and Machine Intelligence |
| AIMIA | Australian Interactive Media Industry Association |
| AIMP | Association of Independent Multiple Pharmacies |
| AIMP | Association of Independent Music Publishers |
| AIMS | Association for Improvements in Maternity Services |
| AIMS | Association of Internes and Medical Students |
| AINA | Association of Inland Navigation Authorities |
| AIOA | American Iron Ore Association |
| AIOA | Association of Independent Organ Advisers |
| AIOD | Association of Independent Oil Distributors |