| Acronym | Definition |
|---|
| PinP➣Picture in Picture (Television/monitor feature) |
| PinP➣Personal Investigador No en Plantilla (Spanish: Staff Researcher) |
| PinP➣Phillip Island Nature Parks (est. 1996; Australia) |
| PinP➣Procollagen Type 1 N-Terminal Propeptide (biochemical marker of bone formation) |