| Acronym | Definition |
|---|
| P3➣Power of Three (Charmed) |
| P3➣Persona 3 (game) |
| P3➣Public-Private Partnership |
| P3➣Pentium III |
| P3➣Primary 3 (various schools) |
| P3➣Primavera Project Planner |
| P3➣Prue, Piper and Phoebe (TV show Charmed) |
| P3➣Platform for Privacy Preferences |
| P3➣People Planet Profit (Colorado Business for Social Responsibility) |
| P3➣Product, Price, Promotion (marketing analysis tool) |
| P3➣Parish Paths Partnership (UK) |
| P3➣Personalization Preparation Process |
| P3➣Preservation, Packaging and Packing |
| P3➣Pharmaceuticals Partnership Program (Australia) |
| P3➣Premeditated Personnel Parachuting |
| P3➣Preliminary Planning Process (US DoD) |
| P3➣Perception and Performance Prototyper |
| P3➣Past President, President, President-Elect (IEEE Computer Society) |
| P3➣MHS X.419 Remote UA Access Protocol |
| P3➣Program Prioritization Profile |
| P3➣Pre-Planning Package |
| P3➣Norsk Rikskringkasting Program 3 |
| P3➣Parallel Porting and Productizing |
| P3➣Precision Pulsed Plasma |