Rn

1 of 3

symbol

radon

RN

2 of 3

noun

RN

3 of 3

abbreviation

Royal Navy

Examples of Rn in a Sentence

Recent Examples on the Web
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Noun
One of the key ballots is in Marseille, the country's second-biggest city, where the second round pits the far-right National Rally (RN) against the incumbent Socialist mayor. Reuters, NBC news, 22 Mar. 2026 In another instance, an RN who works part-time at the nursing home and part-time at a major Twin Cities hospital also talks about leaving. Ellen Watters, Twin Cities, 15 Jan. 2026 At the start of her shift, nurse and care manager Stephie Riedmuller, RN at AdventHealth Castle Rock gets ready to check in on her patients. Sarah Horbacewicz, CBS News, 14 Jan. 2026 By Carrie Madormo, RN, MPH Madormo is a health writer with over a decade of experience as a registered nurse. Jamie Johnson, Verywell Health, 8 Jan. 2026 See All Example Sentences for Rn

Word History

First Known Use

Noun

1903, in the meaning defined above

Time Traveler
The first known use of Rn was in 1903

Browse Nearby Words

Cite this Entry

“Rn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rn. Accessed 25 Apr. 2026.

Kids Definition

RN

noun
ˌär-ˈen

Medical Definition

Rn

1 of 2 symbol
radon

RN

2 of 2 noun

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