col·la·gen | \ˈkä-lə-jən \

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 \ adjective

Examples of collagen in a Sentence

Recent Examples on the Web

The supplement contains trenella mushrooms and a type of vitamin E that helps preserve collagen—and doubles as a great milk substitute, according to Bacon. Deanna Pai, Bon Appetit, "Moon Juice Founder Amanda Chantal Bacon Has a New Beauty Line and, Fine, I'm Into It," 25 June 2018 The collagen recovered from the skin also holds the seasoning close to each morsel, delivering the flavorful intensity of long-marinated tuna without the petrified chew. Ali Bouzari,, "Housemade: The magic of Liholiho Yacht Club," 22 June 2018 Three of the newer methods involved different ways of decontaminating the collagen samples. Kiona N. Smith, Ars Technica, "New study adds evidence to debate over the only known Clovis burial," 18 June 2018 Because vitamin A increases the rate of collagen production, thin lines and wrinkles are visibly reduced in a matter of weeks. Ashley Weatherford, The Cut, "Is This Vitamin the Secret to Smooth Skin?," 10 July 2018 Aveda Vitamin C Complex Facial Helps support the skin’s natural collagen while smoothing the appearance of dry, fine lines and leaving skin looking brighter and more radiant summer skin. Kirby Adams, The Courier-Journal, "How to look cool when it's hot: Your expert style guide for Forecastle," 5 July 2018 Together these help undo and prevent oxidative damage and help the skin re-build collagen. Kris Rile, Good Housekeeping, "7 Amazing Benefits Of Adding Rosehip Oil To Your Skin-Care Routine," 15 Dec. 2017 Bio-Oil contains vitamin A, which helps boost collagen production, and vitamin E, which protects the skin against the effects of free radicals that can weaken and damage skin. Emily Rekstis, SELF, "9 Ways to Use Bio-Oil, the Drugstore Scar Treatment People Love," 22 June 2018 The collagen-producing formula was designed to create more of the protein that makes skin elastic and look youthful. Shannon Barbour, The Cut, "10 Years of Research Went Into These New Skin-Care Products," 23 Jan. 2018

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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Statistics for collagen

Last Updated

1 Oct 2018

Look-up Popularity

Time Traveler for collagen

The first known use of collagen was circa 1865

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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 \

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 \ adjective
collagenous \kə-ˈlaj-ə-nəs \ 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

Comments on collagen

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