| Abbreviation | Definition |
|---|---|
| AAIS | Arizona Association of Independent Schools |
| AAIS | Arthritis Auto Immune Support |
| AAIS | Association of Aerospace Industries Singapore |
| AAIW | achieving Antarctic Intermediate Water |
| AAIW | and Antarctic Intermediate Water |
| AAJ | Administrative Appeals Judge |
| AAJ | Akshay Anubhav John |
| AAJ | All About Jazz |
| AAJ | Ambang Asuhan Jepun |
| AAJ | American Association for Justice |
| AAJ | American Association of Jurists |
| AAK | Advanced Anti Keylogger |
| AAK | An Adorable Kitten |
| AAK | Ask A Korean |
| AAKW | Artesia Adventures in the Known World |
| AAL | Ab the Apple Lover |
| AAL | Above Airport Level |
| AAL | Acceptable Ambient Levels |
| AAL | Active And Assisted Living |
| AAL | Active Assisted Living |