butterfat

noun

but·​ter·​fat ˈbə-tər-ˌfat How to pronounce butterfat (audio)
: the natural fat of milk and chief constituent of butter consisting essentially of a mixture of glycerides (such as those derived from butyric, capric, caproic, and caprylic acids)

Examples of butterfat in a Sentence

Recent Examples on the Web
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Premium, not necessarily in price point, but in their exceptionally high butterfat contents, beyond 10%. Andrew Watman, Forbes.com, 18 July 2025 Kerrygold from Ireland has a butterfat content of 82% to 83%, and Plugra, which is made in the U.S., is 82% butterfat. Carolynn Carreño, Los Angeles Times, 29 June 2025 The ice cream is premium at 14 to 16 percent butterfat. Pamela McLoughlin, Hartford Courant, 25 June 2025 Typical American butter — brands such as Land O’Lakes, Cabot, Challenge and supermarket private labels — contains 80% butterfat. Carolynn Carreño, Los Angeles Times, 29 June 2025 See All Example Sentences for butterfat

Word History

First Known Use

1871, in the meaning defined above

Time Traveler
The first known use of butterfat was in 1871

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Cite this Entry

“Butterfat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/butterfat. Accessed 21 Aug. 2025.

Kids Definition

butterfat

noun
but·​ter·​fat -ˌfat How to pronounce butterfat (audio)
: the natural fat of milk from which butter is made

Medical Definition

butterfat

noun
but·​ter·​fat -ˌfat How to pronounce butterfat (audio)
: the natural fat of milk and chief constituent of butter consisting essentially of a mixture of glycerides (as butyrin, olein, and palmitin)

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