| Abbreviation | Definition |
|---|---|
| TP | True Position |
| TP | Turbo Pump |
| TP | TyPe |
| TP&C | Thermal Protection and Control |
| TPA | Test Preparation Area |
| TPA | Tilt Platform Assembly |
| TPAD | Trunnion Pin Attachment Device |
| TPC | Telemetry Preprocessor Computer |
| TPDS | Test Procedures Development System |
| TPE | Test Project Engineer |
| TPF | Terminal Phase Finalization (Braking) |
| TPF | Terminal Phase Finish |
| TPF | Transfer Phase Final |
| TPF | Tug Processing Facility |
| TPI | Terminal Phase Initiation |
| TPM | Technical Performance Measurement (System) |
| TPM | Terminal Phase Maneuver |
| TPM | Terminal Phase Midcourse |
| TPM | Transfer Phase Midcourse |
| TPM1 | Terminal Phase Midcourse #1 |