ribonucleic acid

noun
ri·​bo·​nu·​cle·​ic acid | \ ˌrī-bō-nu̇-ˈklē-ik- How to pronounce ribonucleic acid (audio) , -nyu̇-, -ˌklā- \

Definition of ribonucleic acid

: rna

Examples of ribonucleic acid in a Sentence

Recent Examples on the Web In 2020, ribonucleic acid (RNA) has been in the news because of a special kind that has enabled the first two COVID-19 vaccines. Caroline Delbert, Popular Mechanics, "It Sure Looks Like the RNA World Hypothesis Is Wrong," 29 Dec. 2020 It’s one of three kinds of ribonucleic acid (RNA) that all work together to translate pure genetic deoxyribonucleic acid (DNA) information into proteins in your body. Caroline Delbert, Popular Mechanics, "Everything You Need to Know About mRNA, the COVID-19 Vaccine's Secret Weapon," 30 Nov. 2020 But both the Pfizer and Moderna vaccines rely on RNA, or ribonucleic acid, which acts as a messenger to cells with directions on how to perform, in this case directing them to create an immune response to COVID-19. Deborah Yetter, The Courier-Journal, "COVID Watch: Vaccines 'revolutionary stuff' says U of L doctor who participated in trial," 24 Nov. 2020 The mechanism is a small piece of the genetic material called messenger ribonucleic acid. Anne Saker, The Enquirer, "COVID: When can I get a vaccination? Do I have to get one? Things we’re still learning about coronavirus vaccines," 24 Nov. 2020 Instead of sampling sewers, WRC scientists decided to look for Covid-19 ribonucleic acid (RNA) in samples from three rivers and one surface runoff from an informal settlement in the province of Gauteng. Emilie Filou, Quartz Africa, "A breakthrough in Covid-19 wastewater checks could speed up tests for informal settlements," 18 Nov. 2020 The bacteria made molecules of RNA — ribonucleic acid, a cousin of DNA — that recognized the genes of attacking viruses. Elian Peltier, New York Times, "Nobel Prize in Chemistry Awarded to 2 Scientists for Work on Genome Editing," 7 Oct. 2020 The method of quickly extracting ribonucleic acid from the sample is based on similar technology used by DnaNudge’s main product, a wearable bracelet that offers health advice customized to an individual’s DNA. Washington Post, "Live updates: Three-quarters of Americans worry over vaccine haste, as global coronavirus cases top 30 million," 18 Sep. 2020 Typically, researchers make RNA (ribonucleic acid) from DNA (deoxyribonucleic acid). Caroline Delbert, Popular Mechanics, "Tesla Has Been Working On an RNA Bioreactor," 6 July 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ribonucleic acid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ribonucleic acid

1930, in the meaning defined above

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The first known use of ribonucleic acid was in 1930

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Last Updated

23 Jan 2021

Cite this Entry

“Ribonucleic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ribonucleic%20acid. Accessed 26 Jan. 2021.

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More Definitions for ribonucleic acid

ribonucleic acid

noun
ri·​bo·​nu·​cle·​ic acid | \ ˌrī-bō-n(y)u̇-ˌklē-ik- How to pronounce ribonucleic acid (audio) , -ˌklā- How to pronounce ribonucleic acid (audio) \

Medical Definition of ribonucleic acid

: rna

More from Merriam-Webster on ribonucleic acid

Britannica.com: Encyclopedia article about ribonucleic acid

Comments on ribonucleic acid

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