| Abbreviation | Definition |
|---|---|
| FNOR | Functional Neuro Orthopedic Rehabilitation |
| FNOR | Functional Neuro-Orthopedic Rehabilitation |
| FOM | Freedom of motion |
| FORTE | Fitzgerald Oral Rehabilitation Treatment and Education |
| FPR | functionally progressive rehabilitation |
| FRDCA | Feighner's Research Diagnostic Criteria for Alcoholism |
| FRED | Fisheries Rehabilitation Enhancement And Development |
| FRL | First Rehab Lending |
| FRP | Friends Rehabilitation Program |
| FURR | Feline Urban Rescue and Rehab |
| FURR | Feline Urgent Rescue and Rehab |
| GARPAD | General Authority for Rehabilitation Projects and Agricultural Development |
| GDE | Gravity Depend Exercise |
| GLD | Gamma Loop Dysfunction |
| GPRA | Global Postlaryngectomy Rehabilitation Academy |
| GPRS | Great Plains Rehabilitation Services |
| GRACE | Godly Response to Abuse in the Christian Environment |
| GRACE | Gorilla Rehabilitation and Conservation Education |
| GRF | Girls Rehabilitation Facility |
| GRF | Girls' Rehabilitation Facility |