HPAI
| Acronym | Definition |
|---|---|
| HPAI | Highly Pathogenic Avian Influenza |
| HPAI | High Path Avian Influenza |
| HPAI | Hospital Pharmacists Association, Ireland |
| HPAI | High-Potency Active Ingredients (drugs) |
| HPAI | Hewlett Packard Associates International |
| HPAI | Habitual Physical Activity Index (questionnaire; Netherlands) |