| Acronym | Definition |
|---|
| RNF➣Rhein-Neckar Fernsehen (German: Rhein-Neckar Television) |
| RNF➣Réserves Naturelles de France (French: Natural Reserves of France) |
| RNF➣Ring Finger Protein |
| RNF➣Record Not Found |
| RNF➣Research Network Forum |
| RNF➣Reduced Normal Form (computer theory) |
| RNF➣Round Nose Fish (surfboard model) |
| RNF➣Rann Na Feirste |
| RNF➣Revenue Net Fuel |
| RNF➣Required New Funds (business planning) |
| RNF➣Rural Norfolk Federation |
| RNF➣Remote Notes Feeder (C.P. Bourg, Inc.) |
| RNF➣Radiography and Fluoroscopy |
| RNF➣Remote Number Forward (telecommunications) |