PERN
| Acronym | Definition |
|---|---|
| PERN | Population-Environment Research Network |
| PERN | Pakistan Education and Research Network |
| PERN | Performance Equine Rescue Network (Greenwood, CA) |
| PERN | Packaging Export Recovery Note (packaging waste; UK) |
| PERN | Parallel Earth, Resources Negligible (Dragonriders of Pern) |
| PERN | Planet Earthlike, Resources Negligible |