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Rn

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Definition of Rn

radon

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1

RN

noun \ ˌär-ˈen \

Definition of RN

:registered nurse

See RN defined for English-language learners

See RN defined for kids

First Known Use of rn

1903

2

RN

abbreviation

Definition of RN

Royal Navy

See RN defined for English-language learners

Medical Dictionary

Rn

symbol

medical Definition of Rn

radon

RN

noun \ ˈär-ˈen \

medical Definition of RN

:registered nurse

Learn More about rn

  1. Britannica.com: Encyclopedia article about Rn

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