Found 5 full forms for PIFR
| Term | Full Form | Category |
|---|---|---|
| PIFR | Peak Inspiratory Flow Rate 
| Others |
| PIFR | Pender Island Fire Rescue
| Others |
| PIFR | Private Instrument Flight Rating
| Others |
| PIFR | Private Instrument Flight Rules
| Others |
| PIFR | Project Issue File Review
| Others |