| Abbreviation | Definition |
|---|---|
| TTZ | Tashkent Tractor Z model |
| TU | Turn Up |
| TUFF | The Ultimate Fit and Finish |
| TURP | Turpentine |
| TURP(S) | turpentine |
| TVB | Tri-Vented Box |
| TVLG | Television, Large |
| TVLI | TeleVision stand, LIght |
| TVLV | Tecumseh engine VaLVe |
| TVM | Television wall Mount |
| TVS | Transient Voltage Suppressor |
| TVSV | Thermostatic Vacuum Switching Valve |
| TVV | Turbine Ventilation Valve |
| TW | Tack Weld |
| TWBG | Time Warner Book Group |
| TWJ | Towels Jacquard |
| TWJ | Trane Water Jacket pump |
| TXH | Textron Hardware |
| TYD | Tanton Yacht Design |
| TZF | Through-Zero Flanger |