| Acronym | Definition |
|---|
| HMT | Hexamethylenetetramine (heterocyclic organic compound) |
| HMT | Hemet (Amtrak station code; Hemet, CA) |
| HMT | Human Metabolome Technologies (Japan) |
| HMT | Head Motion Tracking |
| HMT | Heavy Metal Thunder |
| HMT | Harbor Maintenance Tax |
| HMT | Her Majesty's Treasury (UK) |
| HMT | Health Management Team (various locations) |
| HMT | Health Management Technology (magazine) |
| HMT | Hazardous Materials Table (49 CFR 172.101) |
| HMT | Hold Me Tight (Beatles song) |
| HMT | Marine Helicopter Training Squadron (US Marine Corps) |
| HMT | Hospital Management Trust (est. 1985; UK) |
| HMT | Higher Mother Tongue |
| HMT | Heavy Metal Telecaster (guitars) |
| HMT | Hindustan Machine Tools Ltd. |
| HMT | High Mobility Trailer (US Army) |
| HMT | Hauteur Manométrique Totale |
| HMT | Hong Kong, Macau, Taiwan |
| HMT | Hotel Metropolitan Tokyo (Tokyo, Japan) |
| HMT | Hired Military Transport (UK) |
| HMT | His Majesty's Transport |
| HMT | Home Made Turbo (turbos made from fabricated and junkyard parts) |
| HMT | Hit-Miss Transform |
| HMT | Hazard Mitigation Team |
| HMT | Hatfield and McCoy Trails (West Virginia) |
| HMT | Hospitality Management and Tourism (education program; various locations) |
| HMT | Helicopter Marine Training |
| HMT | Hand-held Maintenance Terminal |
| HMT | Handset Modular Cord |
| HMT | Heavy Mounted Trooper (gaming, Star Wars) |
| HMT | Hand-held Multi-media Terminal |