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RNAi

noun

ˌär-ˌen-ˌā-ˈī How to pronounce RNAi (audio)
: rna interference

Word History

First Known Use

1998, in the meaning defined above

Time Traveler
The first known use of RNAi was in 1998

Browse Nearby Words

RNA
RNAi
RNA interference
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Cite this Entry

“RNAi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/RNAi. Accessed 26 Nov. 2025.

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Medical Definition

RNAi

noun
ˌär-ˌen-ˌā-ˈī
: rna interference
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