| Abbreviation | Definition |
|---|---|
| THP | Tubing Head Pressure (oil gas) |
| THP | Tubing Head Pressure (oil & gas) |
| THR | Thru Hole Reflow |
| THR | Total Heat Rejection |
| TI | Thermal Inertia |
| TIB | Tracker Inner Barrel |
| TID | Time- Invariant Deterministic |
| TID | Total Ionizing Dose |
| TIM | Total Imaging Matrix |
| TIMS | Thermal Ionization Mass Spectrometry |
| TIP | Timecal Imaging Process |
| TIRF | total internal reflection fluorescence |
| TIRR | Tritium Instrument Repair Room |
| TISAB | Total Ionic Strength Adjustment Buffer |
| TJ | TeraJoule |
| TKA | Thermal Kinetic Advancement |
| TKF | Trifari, Krussman, And Fishel |
| TKN | Total Kjeldahl Nitrogen |
| TL | Temporal Logic |
| TL | Time Line |