| Acronym | Definition |
|---|
| HDT➣High Dose Therapy |
| HDT➣Haus der Technik (German: The Art House) |
| HDT➣Head-Down Tilt |
| HDT➣Heat Deflection Temperature (plastics) |
| HDT➣High Design Technology |
| HDT➣Heavy Duty Truck |
| HDT➣Heavy Duty Tire |
| HDT➣Hard Disk Toolkit |
| HDT➣Heatpipe Direct Touch (Xigmatek) |
| HDT➣Heat Distortion Temperature (plastics) |
| HDT➣Highest Dose Tested (EPA) |
| HDT➣Henry David Thoreau |
| HDT➣Heavy-Duty Truck |
| HDT➣Hardware Detection Tool (software) |
| HDT➣Host Digital Terminal |
| HDT➣Hospitalisation à la Demande d'Un Tiers (French) |
| HDT➣Holden Dealer Team |
| HDT➣Header-Dictionary-Triples (resource description framework) |
| HDT➣Help Desk Ticket (various organizations) |
| HDT➣Hydrotreater (oil refinery) |
| HDT➣Horse Driving Trials |
| HDT➣High Definition Traffic (TomTom; Netherlands) |
| HDT➣High Density Tape |
| HDT➣Hawaiian Daylight Time |
| HDT➣Hasse Diagram Technique |
| HDT➣Huron Daily Tribune (Bad Axe, MI, USA) |
| HDT➣Hardware Debug Tool (AMD) |
| HDT➣High Resolution Dipmeter Tool (Schlumberger, borehole analysis) |
| HDT➣Hazardous Devices Team |
| HDT➣Helmet Drop Tower |
| HDT➣Hybrid Discretionary Trust |
| HDT➣Hot Dogger Tours (Brea, CA) |
| HDT➣Handoff Detection Time |
| HDT➣Hazardous Device Technician |
| HDT➣Hosted Data Translation (Edict Systems) |
| HDT➣Hospital Dying Trajectory |
| HDT➣Harmonic Drive Technologies |
| HDT➣Hemodialysis Treatment |
| HDT➣Halo Dream Team (gaming) |
| HDT➣Holiday Double Time (pay) |
| HDT➣Hot Deck Temperature |
| HDT➣Homeland Defense Training |