rRNA

noun

ˌär-(ˌ)är-(ˌ)en-ˈā

: ribosomal rna

Word History

First Known Use

1962, in the meaning defined above

Time Traveler

The first known use of rRNA was in 1962

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-rrhoea

rRNA

RRT

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Style

“RRNA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rRNA. Accessed 15 Feb. 2026.

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Kids Definition

rRNA

noun

ˌär-ˌär-ˌen-ˈā

: ribosomal rna

Medical Definition

rRNA

noun

ˈär-ˌär-ˌen-ˌā

: ribosomal rna

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rRNA

noun

Word History

Browse Nearby Words

Cite this Entry

Kids Definition

Medical Definition

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