PPTN
| Acronym | Definition |
|---|---|
| PPTN | Precipitation (chemistry) |
| PPTN | Pennsylvania Public Television Network |
| PPTN | Professional Provider Telecommunication Network (Medicare) |
| PPTN | Principal Public Transport Network (Melbourne, Victoria, Australia) |
| PPTN | Procés Polític de Transició Nacional (Catalan: Political Process of National Transition) |