HPSS
| Acronym | Definition |
|---|---|
| HPSS | Health Promotion and System Strengthening (Tanzania) |
| HPSS | Health and Personal Social Services (Ireland and UK) |
| HPSS | High Performance Storage System |
| HPSS | High Performance Switching System |
| HPSS | High Performing Specialist School (UK; special high school designation) |
| HPSS | Harry Potter and the Sorcerer's Stone (book/movie) |
| HPSS | Health Promotion Summer School (Ontario, Canada) |
| HPSS | Humboldt Park Social Services (est. 1989; Chicago, IL) |