| Acronym | Definition |
|---|
| PMRN➣Progress Monitoring and Reporting Network (Florida Center for Reading Research) |
| PMRN➣Probabilistic Maturation Reaction Norm (body size traits) |
| PMRN➣Philippine Migration Research Network (est. 1996) |
| PMRN➣Prezydium Miejskiej Rady Narodowej (Polish) |
| PMRN➣Pogotowie Modlitewne Rycerstwa Niepokalanej (Polish: Emergency Prayer Knights of the Immaculata) |