sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Association of Talent Agents | **** |
| Academy of Television Arts and Sciences | **** |
| Advanced Transportation and Advanced Systems | *** |
| Advanced Technology Assessment System | *** |
| Active Tuning Antenna System | *** |
| Associazione Trentina Accoglienza Stranieri | *** |
| Agricultural Training and Advisory | *** |
| Aerospace Transportation and Advanced Systems | ** |
| Advanced Technologies for Airport Security | ** |
| Australian Tsunami Alert Service | ** |
| Anti Theft Alarm System | ** |
| Assessment of Teaching Assistant Skills | ** |
| Aboriginal Tutoring Assistance Scheme | ** |
| Academy of Television Arts Sciences | ** |
| Automatic Tracking Antenna System | ** |
| Accenture Triathlon Alert System | ** |
| Amsterdam Tourist Assistance Service | * |
| Automatic Target Acquisition System | * |
| Auto Tuning Antenna System | * |
| Aviation Traffic and Application Software | * |
| Aboriginal Tutor Assistance Scheme | * |
| Academic Technology Application Scheme | * |
| Advanced Technology Alert System | * |
| Air Transport Auxiliary Service | * |
| Airspace and Traffic Advisory Service | * |
| Attitudes Towards AIDS Scale | * |
| Auto Tune Antenna System | * |
| American Translators Association Series | * |
| Activated Towed Array Sonar | * |
| Armament Technology Acquisition Secretariat | * |
| Automated Time and Attendance System | * |
| Advanced Tactical Attack System | * |
| All Things Alicia Silverstone | * |