There are 2 definitions of RN in English:

RN

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abbreviation

  • 1Niger (international vehicle registration).
    [from French République du Niger]
  • 1.1(Chiefly in North America) Registered Nurse.
  • 1.2(In the UK) Royal Navy.

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Word of the day kerf
Pronunciation: kəːf
noun
a slit made by cutting with a saw

There are 2 definitions of RN in English:

Rn

Line breaks: Rn

symbol

  • The chemical element radon.

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