Rn

symbol

Definition of Rn

 (Entry 1 of 3)

radon

RN

noun
\ ˌär-ˈen How to pronounce RN (audio) \

Definition of RN (Entry 2 of 3)

Definition of RN (Entry 3 of 3)

Royal Navy

First Known Use of Rn

Noun

1903, in the meaning defined above

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Dictionary Entries near Rn

R month

rms

rmt

Rn

RN

RNA

RNAi

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Cite this Entry

“Rn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rn. Accessed 13 Jun. 2021.

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More Definitions for Rn

Rn

symbol

Medical Definition of Rn

 (Entry 1 of 2)

radon

RN

noun
\ ˈär-ˈen How to pronounce RN (audio) \

Medical Definition of RN (Entry 2 of 2)

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