| Abbreviation | Definition |
|---|---|
| TMH | Tata Mcgraw Hill |
| TMIC | Top Mount InterCooler |
| TMM | Tool Measuring Machine |
| TMP | Thermo Mechanical Pulp |
| TMR | Time Meter-Recorder |
| TMS | Televic Microphone System |
| TMU | Texture Mapping Unit |
| TMV | Three Masted Vessel |
| TMW | Timex Metal Watch |
| TN | Trade Name |
| TN | Twill Nylon |
| TNTU | Talk Nice To Us |
| TNY | Tabi no Yado Japanese Natural Mineral Bath Powders |
| TOAST | Telematics On A STick |
| TOC | Tin Over Cardboard |
| TOE | Thread One End |
| TOF | Top Of Flange |
| TOM | Talk Operated Machine |
| TOP | Tedcastles Oil Products |
| TOP | Top Of the Pile |