| Acronym | Definition |
|---|
| HHT➣High Heat Transfer |
| HHT➣Heavy Haul Truck |
| HHT➣Historic Houses Trust (Australia) |
| HHT➣Hereditary Hemorrhagic Telangiectasia (Osler-Rendu-Weber disease) |
| HHT➣Hand Held Transceivers |
| HHT➣Helen Hamlyn Trust (London; UK) |
| HHT➣Headquarters Troop |
| HHT➣Hand-Held Terminal |
| HHT➣Hilbert-Huang Transform (signal decomposition) |
| HHT➣House Hunting Trip |
| HHT➣Heinrich Hertz Telescope |
| HHT➣Headquarters & Headquarters Troop |
| HHT➣Hand Held Technology |
| HHT➣Hereditary Hemorrhagic Telangiectasia Foundation International |
| HHT➣Halton Housing Trust (UK) |
| HHT➣Household Towel |
| HHT➣Helping Hand Trust |