mu·​cin | \ ˈmyü-sᵊn How to pronounce mucin (audio) \

Definition of mucin

: any of various mucoproteins that occur especially in secretions of mucous membranes

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Other Words from mucin

mucinous \ ˈmyü-​sᵊn-​əs How to pronounce mucinous (audio) , ˈmyüs-​nəs \ adjective

Examples of mucin in a Sentence

Recent Examples on the Web

Snail mucin — yes, the slime on snails — is a major trend in beauty products right now. Aubrey Nagle,, "Guilty plea in grisly Bucks murders, botched repairs endanger Philly schools | Morning Newsletter," 17 May 2018 Glycolic acid, vitamin C, hydroquinone, and, believe it or not, snail mucin. Shammara Lawrence, Allure, "I Finally Found the First Hyperpigmentation Treatment That Actually Works on My Skin," 15 Mar. 2018 This mask contains both snail mucin (also known as slime) and bee venom. Garrett Munce, GQ, "The Best Sheet Masks Will Reboot Your Face," 2 Mar. 2018 My East Coast representatives Evan Kim and Shorty Loco, tattooers based in New York City, have no experience with healing tattoos with snail mucin either. Devon Abelman, Allure, "People Are Using Snail Slime to Heal Their Tattoos — But Is This Controversial Aftercare Safe?," 6 Feb. 2018 For years, kimchi and kalbi have lured us en masse to South Korea’s capital, but a growing number of sheet-mask fanatics and influencers are flying the 7,000 miles for snail-mucin serums and wrinkle-banishing Fraxel laser treatments. Erin Florio, CNT, "Why Seoul Is the World's Beauty Capital," 7 Sep. 2017 An article on Tuesday about the seasonal fluctuations of gut bacteria described mucins incorrectly. New York Times, "Corrections: August 31, 2017," 30 Aug. 2017 In their new study, the researchers found that microbes in the guts of Americans make more enzymes that degrade mucins, compared with those in the Hadza. Carl Zimmer, New York Times, "Gut Bacteria Can Fluctuate With the Seasons," 24 Aug. 2017 And the mucin layer inhibits microbial growth and binds water. Jane E. Brody, idahostatesman, "Take steps to minimize irritation from dry eyes," 4 Aug. 2017

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

1838, in the meaning defined above

History and Etymology for mucin

International Scientific Vocabulary muc-

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Time Traveler for mucin

The first known use of mucin was in 1838

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More Definitions for mucin


mu·​cin | \ ˈmyüs-ᵊn How to pronounce mucin (audio) \

Medical Definition of mucin

: any of a group of mucoproteins that are found in various human and animal secretions and tissues (as in saliva, the lining of the stomach, and the skin) and that are white or yellowish powders when dry and viscid when moist gastric mucin

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Comments on mucin

What made you want to look up mucin? Please tell us where you read or heard it (including the quote, if possible).


to spread over or through

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