HWT
| Acronym | Definition |
|---|---|
| HWT | Hot Water Tank (heating equipment) |
| HWT | Handwriting Without Tears |
| HWT | Heavyweight Torpedo (weapons) |
| HWT | Hardware Test |
| HWT | Harvey World Travel |
| HWT | Hot Water Treatment |
| HWT | Heartworm Test |
| HWT | Half Way There |
| HWT | Herald and Weekly Times Limited (Australia) |
| HWT | High-Warning Threshold |
| HWT | Hinged Watertight |
| HWT | Hypervelocity Wind Tunnel |
| HWT | Humidifier Water Treatment |