| Acronym | Definition |
|---|
| HPZ➣High Pressure Zone |
| HPZ➣Hidden Palace Zone (gaming, Sonic 2) |
| HPZ➣Helicopter Protected Zone |
| HPZ➣Health Protection Zone (Russia) |
| HPZ➣Hrvatska Partija Znanja (Croatian: Croatian Party of Knowledge) |
| HPZ➣Hydrological Protection Zone (UK) |