ASTT
| Acronym | Definition |
|---|---|
| ASTT | Australasian Society for Trenchless Technology (est. 1991) |
| ASTT | Applied Science Technologists and Technicians (Canada) |
| ASTT | Association Sportive de Tennis de Table (French: Table Tennis Sports Association) |
| ASTT | Advanced Simulation Technology Thrust (DARPA) |
| ASTT | Advanced Steam Traction Trust |
| ASTT | Airborne Surveillance and Tracking Technology |
| ASTT | Angle Sum Triangle Theorem |
| ASTT | Air Sample Tracking/Trending |