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 collagenous (audio) \ adjective

Examples of collagen in a Sentence

Recent Examples on the Web Quick and easy to make, the breakfast cup contains collagen combined with gluten-free oats, quinoa, flax and chia, which is certified gluten-free + contains organic ingredients. Jean Chen Smith,, "2019/2020 winter running guide: How to stay warm, safe and healthy," 29 Nov. 2019 Like any signs of aging, the long-term goal when reversing sagging is to increase collagen production. Lindy Segal, Harper's BAZAAR, "Derm-Approved Ways to Treat Neck Wrinkles and Sagging," 8 Oct. 2019 The genetic condition is caused by a lack of collagen in the blood vessels and can affect the entire body, leading to a variety of symptoms from muscle cramps and poor eyesight to strokes and seizures. Rebecca Hennes, Houston Chronicle, "Tomball boy with rare disorder gets 'Star Wars' surprise visit from Darth Vader after brain surgery," 6 Dec. 2019 That’s got your biotin, your collagen, your glutamine, your niacinamide. Roxanne Adamiyatt, Town & Country, "What Does a Pre-Oscars Facial Really Entail?," 23 Feb. 2019 When collagen breaks down, wrinkles and sagging occur. Theresa O'rourke, Redbook, "The Anti-Aging Plan for Your Exact Skin Tone," 15 Sep. 2011 Below that is a layer made of fibres of collagen, an elastic protein common in vertebrate skin, organised at random. The Economist, "To see off piranha this fish has strong armour," 17 Oct. 2019 Forma is a non-invasive skin procedure that uses heat and radiofrequency to increase collagen production in your face, therefore lifting, tightening, and contouring your skin. The Editors, Good Housekeeping, "What Is Forma? Everything You Need to Know About This Celebrity-Fave Facial," 27 Sep. 2019 Retinol, or vitamin A, is loved by dermatologists for its ability to speed skin cell turnover and boost collagen production. CNN Underscored, "12 essential skin care questions, answered by dermatologists," 18 Sep. 2019

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

24 Dec 2019

Cite this Entry

“Collagen.” The Dictionary, Merriam-Webster Inc., Accessed 20 January 2020.

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How to pronounce collagen (audio)

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