col·​la·​gen | \ ˈkä-lə-jən How to pronounce collagen (audio) \

Definition of collagen

: any of a group of fibrous proteins that occur in vertebrates as the chief constituent of connective tissue fibrils and in bones and yield gelatin and glue upon boiling with water

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Other Words from collagen

collagenous \ kə-​ˈla-​jə-​nəs How to pronounce collagen (audio) \ adjective

Examples of collagen in a Sentence

Recent Examples on the Web Mature skin also has a slower rate of collagen production, which gives our faces a plump, glowy look. Jennifer Aldrich, Better Homes & Gardens, "Thousands of Reviewers Say These $18 Facial Pads Are Amazing for Brightening and Softening Skin," 24 Feb. 2021 Its exfoliating formula is infused with collagen, which aims to improve skin's elasticity and appearance, plus almond oil to help with texture. Melissa Lee, USA TODAY, "The 5 best Amazon deals you can get this Thursday," 15 Jan. 2021 Commonly confused with lasers, light-emitting diodes (LED) can reduce fine lines, increase collagen production, and smooth skin by using varying color wavelengths of visible LED light. Julie Ricevuto, Allure, "The Science of Beauty: The Complete Guide to Laser Treatments for Hair and Skin," 30 Dec. 2020 There's the Cica line for sensitive or weakened barriers and Glow line for pumping your face full of collagen. Sarah Y. Wu, Glamour, "Medicube's Skin-Tightening Serum Makes My Pores Look Invisible," 29 Dec. 2020 Wilkins also throws the feet, which have lots of collagen, in when making stock with bird carcasses. Natalie Krebs, Outdoor Life, "How to Wax-Pluck a Wild Goose for Christmas Dinner," 23 Dec. 2020 Its natural electrolytes boost muscle repair after workouts, but a top benefit is the benefits derived from collagen. Anchorage Daily News, "Alaska’s commercial fishery managers appear to be spared big budget cuts next year," 29 Dec. 2020 But scientists questioned whether the method would work on Mesolithic Doggerland points; millennia under the sea may have destroyed the collagen proteins. Bridget Alex, Smithsonian Magazine, "Ancient European Hunters Carved Human Bones Into Weapons," 21 Dec. 2020 The broth is spicy and sweet, fragrant with warm spices, with an ultrarich, almost sticky texture that comes from the high concentration of gelatin extracted from the collagen in the beef tendons and shins it’s typically made with. New York Times, "The Most Tender Short Ribs, the Most Satisfying Soup," 7 Dec. 2020

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

circa 1865, in the meaning defined above

History and Etymology for collagen

Greek kolla + International Scientific Vocabulary -gen

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Time Traveler for collagen

Time Traveler

The first known use of collagen was circa 1865

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Statistics for collagen

Last Updated

3 Mar 2021

Cite this Entry

“Collagen.” Dictionary, Merriam-Webster, Accessed 8 Mar. 2021.

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English Language Learners Definition of collagen

: a substance that occurs naturally in the bodies of people and animals and is often put into creams and other products that are sold to make a person's skin smoother and less wrinkled


col·​la·​gen | \ ˈkäl-ə-jən How to pronounce collagen (audio) \

Medical Definition of collagen

: an insoluble fibrous protein of vertebrates that is the chief constituent of the fibrils of connective tissue (as in skin and tendons) and of the organic substance of bones and yields gelatin and glue on prolonged heating with water

Other Words from collagen

collagenic \ ˌkäl-​ə-​ˈjen-​ik How to pronounce collagen (audio) \ adjective
collagenous \ kə-​ˈlaj-​ə-​nəs How to pronounce collagen (audio) \ adjective

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More from Merriam-Webster on collagen

Nglish: Translation of collagen for Spanish Speakers

Britannica English: Translation of collagen for Arabic Speakers Encyclopedia article about collagen

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