| Acronym | Definition |
|---|
| TWh➣TeraWatt Hour(s) |
| TWh➣Tennessee Walking Horse |
| TWh➣Tankless Water Heater |
| TWh➣Total Worker Health (various organizations) |
| TWh➣Three Way Handshake |
| TWh➣Toronto Western Hospital (Toronto, ON Canada) |
| TWh➣Town House |
| TWh➣Temporary Worker Housing |
| TWh➣The Washington Home (Washington, DC) |
| TWh➣The Wounded Healer (child abuse support community) |
| TWh➣Tuesday, Wednesday, Thursday |
| TWh➣Technical Warrant Holder (organization of technical authority) |
| TWh➣The Whore House |
| TWh➣The Woman-Hunter |
| TWh➣This Won't Help |
| TWh➣Thresholding with Hysteresis |