| Abbreviation | Definition |
|---|---|
| ANSA | Augustana Nursing Student Association |
| ANU | Acharya Nagarjuna University |
| ANU | Australian National University |
| ANUBIS | Australian National University Benchmarking Indoor Skeletons |
| ANUS | Aesthetics National University of Singapore |
| ANWB | Algemene Nederlandse WielrijdersBond |
| ANZOG | Australian and New Zealand School Of Government |
| AO | Academic Office |
| AO | Alpha Omega |
| AOAU | Academy of Art University |
| AOC | Areas Of Concentration |
| AOCE | Academic Outreach and Continuing Education |
| AOG | Association Of Graduates |
| AoN | Application of Number (Key Skill) |
| AOU | American Open University |
| AOU | Arab Open University |
| AP | Adjunct Processor |
| AP | Admissions Preference |
| AP | Advance Placement |
| AP | Advanced Placement |