| Acronym | Definition |
|---|
| SDHT➣Selectively-Doped Heterojunction Transistor (astrophysics) |
| SDHT➣Saskatchewan Department of Highways and Transportation (Canada) |
| SDHT➣School District of Haverford Township (Delaware County, PA) |
| SDHT➣Sub-District Health Team (Ghana) |
| SDHT➣South Downs Health Trust (UK) |
| SDHT➣Sheraton Deira Hotel and Tower (Dubai) |