PAHI
| Acronym | Definition |
|---|---|
| PAHI | Pappas Amadeus Horse Indoors (horse festival; Austria) |
| PAHI | Porter Aviation Holdings Inc. (est. 1999; Canada) |
| PAHI | Preliminary Assessment of Health Impacts |
| PAHI | Pan American Hypertension Initiative |
| PAHI | Physical Activity and Health Initiative |
| PAHI | Pan-America Hyperbarics, Inc. (various locations) |
| PAHI | Preliminary Assessment of Health Impacts (study done for the Alternative Technologies and Approaches Project) |
| PAHI | Platform Aft High |