| Acronym | Definition |
|---|
| ATRS➣Arkansas Teacher Retirement System |
| ATRS➣Automated Transport and Retrieval System |
| ATRS➣Aerial Targets Squadron |
| ATRS➣Automated Trouble Reporting System |
| ATRS➣Automatic Turbine Run-up System |
| ATRS➣Arkansas Therapeutic Recreation Society |
| ATRS➣Automatic Target Recognition System |
| ATRS➣Advance Tactical Radar System |
| ATRS➣Aviation Training Research Simulator |
| ATRS➣Advanced Temporary Roof Support (mining) |
| ATRS➣Application Text Retrieval System |
| ATRS➣Automated Time Reporting System |
| ATRS➣Association Togolaise de la Recherche Scientifique (French: Togolese Association for Scientific Research; Lomé, Togo) |