| Abbreviation | Definition |
|---|---|
| AI | Automatic Insertion |
| AI | Automatic Intelligence |
| AI | Avoid Internationally |
| AIA | Accelerated Initial Accession |
| AIA | Acid Insoluble Ash |
| AIA | Actinomycete Isolation Agar |
| AIA | Adobe Illustrator action |
| AIA | Akzar Imperial Alliance |
| AIA | All In All |
| AIA | Alternate Interior Angle |
| AIA | America Invents Act |
| AIA | American Indian Activities |
| AIA | Amusement Interface Associate |
| AIA | App Inventor Archive |
| AIA | Arena Of Instant Annihilation |
| AIA | Arizona Interscholastic Association |
| AIA | ASEAN Investment Area |
| AIA | Atmospheric Imaging Assembly |
| AIA | Authority Information Access |
| AIAA | Adoptionamericans For International Aid And Adoption |