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 For example, a reduction in one type of bacterial byproduct, called butyrate, as detected in Ma’s study may partly explain why constipation is associated with poorer cognition. Katie Camero, NBC News, 19 July 2023 These short-chain fatty acids, such as butyrate, help to propagate microflora such as Bifidobacterium and Lactobacillus and maintain gastrointestinal tissue health [7]. Anthony Martin, Discover Magazine, 26 Apr. 2016 Microbes like bifidobacteria enhance production of butyrate, an anti-inflammatory substance that keeps gut toxins out of the brain. Elizabeth Svoboda, Discover Magazine, 4 Oct. 2020 Elevated levels of butyrate, which is a byproduct of dairy products and non-digestible carbohydrates, have also been shown to enhance sleep. Troy Farah, Discover Magazine, 3 Mar. 2022 The bacteria also release metabolites such as the short-chain fatty acid butyrate that gut cells use to fuel yet more mucin production. Diana Kwon, Discover Magazine, 9 July 2019 The microbiome’s defense mechanisms against food allergens are rooted in butyrate, a short-chain fatty acid produced by the bacteria. Megan Schmidt, Discover Magazine, 18 Jan. 2019 In 2019, researchers from Washington State University gave rats tributyrin, an ingredient in butter which breaks down into butyrate. Troy Farah, Discover Magazine, 3 Mar. 2022 Specifically, the microbes make a short-chain fatty acid called butyrate that facilitates this particular conversation. Amber Dance, Discover Magazine, 24 Feb. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'butyrate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1852, in the meaning defined above

Time Traveler
The first known use of butyrate was in 1852

Dictionary Entries Near butyrate

Cite this Entry

“Butyrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/butyrate. Accessed 13 Jun. 2024.

Medical Definition


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