HPPA
| Acronym | Definition |
|---|---|
| HPPA | Hewlett Packard Precision Architecture |
| HPPA | Hewlett-Packard Precision Architecture |
| HPPA | Hospital Purchaser-Provider Agreement |
| HPPA | HomePlug Powerline Alliance |
| HPPA | Harry Potter and the Prisoner of Azkaban (book/movie) |
| HPPA | High Power Proton Accelerators |
| HPPA | Health Promotion and Protection Act of 1990 (Ontario, Canada) |