| Acronym | Definition |
|---|
| TSTS➣Terminal Services Terminal Server |
| TSTS➣Time-Space-Time-Space |
| TSTS➣Transaction Switching and Transport Service |
| TSTS➣Twin State Technical Services, Ltd. (Davenport, IA) |
| TSTS➣Test Station Timing Synchronization |
| TSTS➣Test Support & Training System/Subsystem |
| TSTS➣Transponder Set Test Set (US Navy) |