| Acronym | Definition |
|---|
| HSZ➣High Security Zones |
| HSZ➣Hydrate Stability Zone (geology) |
| HSZ➣Heeressportzentrum (Austria) |
| HSZ➣Hrvatski Savez Zadruga (Croatian: Croatian Association of Cooperatives) |
| HSZ➣Hellenic Subduction Zone (geology) |
| HSZ➣High Signal Zones (neurology) |