| Acronym | Definition |
|---|
| PPAH➣Particulate Polycyclic Aromatic Hydrocarbon |
| PPAH➣Particle-Bound Polycyclic Aromatic Hydrocarbon (air pullution) |
| PPAH➣Pollution Prevention and Abatement Handbook |
| PPAH➣Primary Pulmonary Arterial Hypertension |
| PPAH➣Population and Public Health Approaches to HIV/Aids (US NIH) |