TRSA
| Acronym | Definition |
|---|---|
| TRSA | Temporary Reuse Soil Area (construction) |
| TRSA | Terminal Radar Service Area |
| TRSA | Textile Rental Service Association |
| TRSA | Toms River Soccer Association (Toms River, NJ) |
| TRSA | Texas Research Society on Alcoholism (Austin, TX) |
| TRSA | Trunk Road Service Area (UK) |
| TRSA | Tapered Ring Slot Antenna |
| TRSA | Tandem Repeat Sequence A (genetics) |
| TRSA | T Cell Released Suppressor Activity (immunology) |