| Acronym | Definition |
|---|
| PTIP➣Pax Transactivation-Domain Interacting Protein (biology) |
| PTIP➣Polskie Towarzystwo Informacji Przestrzennej (Polish: Polish Association for Spatial Information; Warsaw, Poland) |
| PTIP➣Particulate Trap Inlet Pressure |
| PTIP➣Pluribus Terminal Interface Processor |
| PTIP➣Performance Tip (skateboarding) |
| PTIP➣Physical Therapist Independent Practice |
| PTIP➣Public Transit Incentive Program |