sort by Rank | Alpha
| Possible Meanings | Rank |
| Art Responding Through Technology | *** |
| ADP-ribosylating toxin turn-turn | ** |
| Augmented Reality Tower Tool | ** |
| Artists Reaching Through Teaching | ** |
| Appalachian Region Technology Transfer | ** |
| Anti Racism Through Theatre | ** |
| Adaptive Radar Threshold Techniques | * |
| Association for Responsible Thermal Treatment | * |
| Associates of the Restored Temple Theatre | * |
| Acquiring Restitution Through Talent | * |
| Advanced Reusable Transportation Technologies | * |
| Augmented Reality Test Technology | * |
| Automatic Request Transmission by Telephone | * |