English abbreviations from rn to rnli
- RN (Royal Navy)
- RNA (RiboNucleic Acid)
- RNAD (Royal Naval Armaments Depot (UK))
- R-NAV (Area navigation)
- RNAV (area navigation)
- RNB (Ronneby Airport)
- RNC (Warren County Memorial Airport)
- RND (Randolph Air Force Base)
- RNE (Renaison Airport)
- RNF (Russian No-holds-barred Fighting)
- RNFA (Royal Navy Football Association)
- RNFL (Retinal nerve fibre layer)
- RNG (Range)
- RNGC ((catalog) Revised New General Catalog)
- RNGR (Ranger)
- RNH (New Richmond Regional Airport)
- RNI (Corn Island Airport)
- RNIB (Royal National Insitute of Blind people)
- RNK (Rank)
- RNL (Required New Line)
- RNLAF (Royal Netherlands Air Force)
- RNLI (Royal National Lifeboat Institution)