| Abbreviation | Definition |
|---|---|
| TSD | Training System Development |
| TSE | The Satellite Encyclopedia |
| TSE | Transportation Support Equipment |
| TSGP | Test Sequence Generator Program |
| TSGP | Test Sequence Generator Program (ESTEC) |
| TSLC | Taiyuan Satellite Launch Center |
| TSLD | TroubleShooting Logic Diagram |
| TSM | Tail Service Mast |
| TSM | Trade Study Management |
| TSO | Technical Standards Order |
| TSO | Time Since Overhaul |
| TSP | Test Software Program |
| TSP | Twisted Shielded Pair |
| TSR | Technical Status Review |
| TSR | Test Status Report |
| TSRA | Total System Requirements Analysis |
| TSS | Time Sharing System |
| TSS | TPS Summary Sheet Control |
| TSS | Tug Structural Support |
| TSSU | Test Signal Switching Unit |