| Abbreviation | Definition |
|---|---|
| RNFL | Real Nappies for London |
| RNFL | Retinal Nerve Fibre Layer |
| RNG | Raging Now Guardian |
| RNG | Ramen Noodle Girl |
| RNG | Random Number Generation |
| RNG | Random Number Generators |
| RNG | Random Number Goddess |
| RNG | Rated Next Generation |
| RNG | real nice guy |
| RNG | Renewable Natural Gas |
| RNG | Rhythm and Grime |
| RNG | Rigged Not Good |
| RNGB | Run n Gun Bundle |
| RNGC | Revised New General Catalogue |
| RNH | Richland Northeast High |
| RNH | Riverdale Neighborhood House |
| RNH | Ryan Nothing Happens |
| RNH | Ryan Nugent Hopkins |
| RNHM | reaction norm hierarchical models |
| RNHM | reaction norms hierarchical models |