| Abbreviation | Definition |
|---|---|
| TSM | Transportability Summary Manual |
| TSM | Transportation System Management |
| TSM | Transportation Systems Management |
| TSMC | Transportation Supply Maintenance Command |
| TSMP | Transportation System Monitoring Program |
| TSNM | Transportation Sector Network Management |
| TSO | Technical Standard Order |
| TSO | Transportation Security Officer |
| TSOH | Transportation Services Of Houston |
| TSOP | Transportation Systems Operations Plan |
| TSP | Tally Stocks Planning |
| TSP | Transportation System Plan |
| TSP | Traveler Service Point |
| TSPM | Tire and Strut Pressure Monitor |
| TSPM | Transportation System Performance Measure |
| TSR | Temporary Speed Restriction |
| TSRC | Transportation Safety Resource Center |
| TSRC | Transportation Sustainability Research Center |
| TSRC | Transportation Systems Review Committee |
| TSRL | Transportation Systems Research Laboratory |