plural mRNAs
: messenger rna
Microarrays that identify thousands of active genes at a time are now a standard tool for biologists. They detect the mRNAs produced by active genes.New Scientist

Examples of mRNA in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There are currently three vaccine candidates moving through the clinical pipeline in human trials right now, and the furthest along is Moderna, which has developed a norovirus vaccine with the same mRNA technology as the one for Covid-19. Alex Knapp, Forbes, 14 Jan. 2025 The synthetic mRNA in the COVID-19 vaccines exploits this biology to trick cells into making viral proteins that spur immunity. Bymitch Leslie, science.org, 24 Oct. 2024 But the last year has also shown that mRNA technology has drawbacks, some of which stem from the mRNA construct itself. Nicole Lurie, Foreign Affairs, 23 Dec. 2021 The two vaccines based on messenger RNA, or mRNA—the Moderna and Pfizer-BioNTech ones—moved lightning fast. Larry Brilliant, Foreign Affairs, 8 June 2021 See all Example Sentences for mRNA 

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of mRNA was in 1961

Dictionary Entries Near mRNA

mrkr

mRNA

mrng

Cite this Entry

“MRNA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mRNA. Accessed 18 Jan. 2025.

Medical Definition

Last Updated: - Updated example sentences
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