butyrate

noun

bu·​ty·​rate ˈbyü-tə-ˌrāt How to pronounce butyrate (audio)
: a salt or ester of butyric acid

Examples of butyrate 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.
Intense exercise raises lactate levels, and certain microbes can feed on lactate, converting it into SCFAs like butyrate and propionate. New Atlas, 25 Aug. 2025 SCFAs, like butyrate, produced from fiber in the gut, may also reduce the risk of colorectal cancer by reducing inflammation.11 More research is needed on this topic. Brittany Lubeck, Verywell Health, 18 June 2025 Gut bacteria can ferment fiber, producing a molecule known as butyrate, a short-chain fatty acid that is believed to have anti-cancer properties, including inhibiting tumorous cell growth and promoting death in cancerous cells, Fasulo said. Akshay Syal, NBC news, 31 May 2025 After six weeks all participants showed increases in butyrate and two other short-chain fatty acids, acetate and propionate. Lydia Denworth, Scientific American, 20 May 2025 More research is needed to fully understand the direct impact of butyrate on colorectal cancer prevention. Lauren O'Connor, Ms, Health, 2 Oct. 2024

Word History

First Known Use

1852, in the meaning defined above

Time Traveler
The first known use of butyrate was in 1852

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Cite this Entry

“Butyrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/butyrate. Accessed 12 Sep. 2025.

Medical Definition

butyrate

noun
bu·​ty·​rate ˈbyüt-ə-ˌrāt How to pronounce butyrate (audio)
: a salt or ester of butyric acid
Last Updated: - Updated example sentences
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