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 fermentation process takes out most of the sugar and caffeine. Lydia Gerike, courant.com, "Kombucha comes to Connecticut: Brewers help introduce a new kind of drink to the state," 10 Aug. 2019 As the pits age, the mud absorbs microorganisms that participate in the fermentation and lend complexity to the flavor. Lisa Futterman, chicagotribune.com, "The next spirit you’ll be drinking with your Sichuan food is baijiu," 6 Aug. 2019 The first part of the fermentation process takes about three weeks. Jasmine Johnson, Twin Cities, "Making honey wine: Commercial meadery opens in Gem Lake," 30 July 2019 Now, let’s discuss the proprietary ingredient of SK-II Facial Treatment Essence: Pitera™. Discovered 39 years ago in Japan, Pitera™ is derived from a natural fermentation process of a special strain of yeast. Allure, "What You Need to Know About The “Skip Care” Skin-Care Trend," 14 June 2019 Thanks to the fermentation process, kombucha can contain trace amounts of alcohol, usually ranging from 0.5% to 3% alcohol by volume. Caroline Picard, Good Housekeeping, "The 4 Best Health Benefits of Kombucha, According to Registered Dietitians," 6 June 2019 Members of their ski club pooled funds to buy grapes and split them up for home experiments in fermentation. James R. Hagerty, WSJ, "Veterinarian From Minnesota Tried Making Wine at Home and Became a Star," 21 Sep. 2018 With her background in fermentation, Liss will lead the front of the house while Mester, who formerly worked at Woodberry Kitchen and helped found Parts and Labor, will develop the food. Anna Muckerman, baltimoresun.com, "European-style cafe and wine bar coming to Station North," 13 July 2018 The sweet wines, in which all the sugar in the juice was not converted to alcohol in fermentation, are usually less than 10 percent alcohol. Eric Asimov, New York Times, "2016 Dry German Rieslings: Graceful, Resonant, Delicious," 3 May 2018

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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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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