coenzyme A

noun

: a coenzyme C21H36N7O16P3S that occurs in all living cells and is essential to the metabolism of carbohydrates, fats, and some amino acids compare acetyl coenzyme a

Examples of coenzyme A in a Sentence

Recent Examples on the Web
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Comet is focusing on problems with coenzyme A, a chemical that plays an essential role in cellular processes, including the metabolism of fatty acids, amino acids and sugars. — Jonathan Saltzman, BostonGlobe.com, 19 June 2019

Word History

First Known Use

1947, in the meaning defined above

Time Traveler
The first known use of coenzyme A was in 1947

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Cite this Entry

“Coenzyme A.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coenzyme%20A. Accessed 26 Sep. 2026.

Medical Definition

coenzyme A

noun
: a coenzyme C21H36N7O16P3S that occurs in all living cells and is essential to the metabolism of carbohydrates, fats, and some amino acids

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