| Acronym | Definition |
|---|
| WPPD➣Worldwide Pinhole Photography Day (last Sunday in April) |
| WPPD➣Winter Park Police Department (Winter Park, FL) |
| WPPD➣World Peace and Prayer Day (Native American spiritual observance) |
| WPPD➣Whole-Powder-Pattern Decomposition |
| WPPD➣West Point Police Department (West Point, VA) |
| WPPD➣Working Professional Pharm.D. Working Professional Pharm.D. (Doctor of Pharmacy) |