There are 2 definitions of RN in English:

RN

Syllabification: RN

abbreviation

  • 1(Chiefly in North America) Registered Nurse.
  • 1.1 (in the UK) Royal Navy.

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Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space

There are 2 definitions of RN in English:

Rn

Syllabification: Rn

symbol

  • The chemical element radon.

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