TTRS
| Acronym | Definition |
|---|---|
| TTRS | Touch-Type Read and Spell (computer course; UK and Ireland) |
| TTRS | Tall Timbers Research Station (est. 1958; Tallahassee, FL) |
| TTRS | Total Town Replacement Set (gaming) |
| TTRS | Time to Restore Service (reliability) |
| TTRS | Telerate Trading Room System (stocks) |
| TTRS | Technologically and Topologically Related Surfaces |
| TTRS | Thermoelectric Thermal Reference Sources |
| TTRS | Tactical Traffic Reporting System |
| TTRS | Transportable Transmitter Receiver Shelter |