AOT
- A.O. Trikala
- Abstract object theory
- Academy of Technology
- Aeronautical operations technician
- Ahead-of-time compilation
- Airports of Thailand
- Aosta Airport
- Archives Office of Tasmania
- Army of Two
- Assisted outpatient treatment
- Attack on Titan
- Attack on Titan (TV series)
- Autorité organisatrice de transports
- Dioctyl sodium sulfosuccinate
- List of United States Navy oilers
- Optical Depth
- Remote Sensing
- Tasmania