fermentation

noun
fer·​men·​ta·​tion | \ ˌfər-mən-ˈtā-shən How to pronounce fermentation (audio) , -ˌmen-\

Definition of fermentation

1a : a chemical change with effervescence
b : an enzymatically controlled anaerobic breakdown of an energy-rich compound (such as a carbohydrate to carbon dioxide and alcohol or to an organic acid) broadly : an enzymatically controlled transformation of an organic compound

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Examples of fermentation in a Sentence

a wave of immigration followed by a period of social fermentation

Recent Examples on the Web

The microflora use fermentation to turn sugar into milk proteins that are identical to those from a cow. Beth Kowitt, Fortune, "The First Animal-Free Ice Cream Hits the Market," 11 July 2019 The rumen is the first of four compartments found in a ruminant’s stomach, where grass is partially digested via fermentation before passing through the rest. National Geographic, "Can methane burps be bred out of cows?," 3 July 2019 Proceeds from the festival will also go toward scholarships for Kentucky State University students who plan to enter the school's fermentation and distillation program, which launches this fall. Bailey Loosemore, The Courier-Journal, "'We can't forget': Kentucky is (slowly) recognizing the role of slaves in bourbon's legacy," 27 June 2019 And the initial pre-fermentation or pre-aging process is not long. Marc Bona, cleveland.com, "The science of cheese: Cleveland doctor making ‘amazing’ artisanal cheeses," 26 June 2019 There, the couple offer Porter’s wild, aged and mixed-fermentation beers and a small menu featuring Crow’s twists on classic American pub fare. oregonlive.com, "Little Beast goes wild in Beervana: Portland Breweries Series," 20 June 2019 What really determines that is the next step, fermentation, which begins as soon as lactic acid bacteria (which can be naturally occurring or added) starts metabolizing the milk's lactose and turning it into lactic acid. Audrey Bruno, SELF, "These Are the Cheeses That Have the Lowest Levels of Lactose," 11 June 2019 That means leaning into any trend, like rye barrel aging and wild yeast fermentation, that strikes the brewers’ fancy. James Lynch, Popular Mechanics, "New Belgium Builds a Brewery in a Denver Hotel," 12 Apr. 2019 The primary purpose of the rice was to prevent the fish from spoiling (it was thrown away before the fish was eaten) — but over the years, fermentation time decreased and people began eating the rice along with the fish. Fox News, "The best sushi restaurants in America," 23 Oct. 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fermentation.' 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 fermentation

1601, in the meaning defined at sense 1a

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Statistics for fermentation

Last Updated

19 Jul 2019

Look-up Popularity

Time Traveler for fermentation

The first known use of fermentation was in 1601

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More Definitions for fermentation

fermentation

noun
fer·​men·​ta·​tion | \ ˌfər-mən-ˈtā-shən How to pronounce fermentation (audio) \

Kids Definition of fermentation

: a chemical breaking down of a substance (as sugar) that is controlled by an enzyme, usually does not require oxygen, and typically results in the production of alcohol and carbon dioxide

fermentation

noun
fer·​men·​ta·​tion | \ ˌfər-mən-ˈtā-shən, -ˌmen- How to pronounce fermentation (audio) \

Medical Definition of fermentation

1 : a chemical change with effervescence
2 : an enzymatically controlled anaerobic breakdown of an energy-rich compound (as a carbohydrate to carbon dioxide and alcohol or to an organic acid) broadly : an enzymatically controlled transformation of an organic compound

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