HTHS
| Acronym | Definition |
|---|---|
| HTHS | High Temperature High Shear |
| HTHS | High-Temperature High-Shear |
| HTHS | High Technology High School |
| HTHS | Hum Tumhare Hain Sanam (Hindi movie) |
| HTHS | Hewitt-Trussville High School (Alabama) |
| HTHS | Harrison Trimble High School |
| HTHS | Hope This Helps Some |
| HTHS | Haverford Township Historical Society (Havertown, PA) |