Rn

symbol

Definition of Rn

radon

First Known Use of rn

1903

in the meaning defined above

See Words from the same year
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2

RN

abbreviation

Definition of RN

Royal Navy

Medical Dictionary

Rn

symbol

medical Definition of Rn

radon

RN

noun \ ˈär-ˈen \

medical Definition of RN


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a case containing an explosive

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