Dictionary.com

collagen

[ kol-uh-juhn ]
/ ˈkɒl ə dʒən /
Save This Word!

noun Biochemistry.
any of a class of extracellular proteins abundant in higher animals, especially in the skin, bone, cartilage, tendon, and teeth, forming strong insoluble fibers and serving as connective tissue between cells, yielding gelatin when denatured by boiling.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of collagen

1860–65; <Greek kólla glue + -gen

OTHER WORDS FROM collagen

col·lag·e·nous [kuh-laj-uh-nuhs], /kəˈlædʒ ə nəs/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use collagen in a sentence

British Dictionary definitions for collagen

collagen
/ (ˈkɒlədʒən) /

noun
a fibrous scleroprotein of connective tissue and bones that is rich in glycine and proline and yields gelatine on boiling

Derived forms of collagen

collagenic (ˌkɒləˈdʒɛnɪk) or collagenous (kəˈlædʒənəs), adjective

Word Origin for collagen

C19: from Greek kolla glue + -gen
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for collagen

collagen
[ kŏlə-jən ]

n.
The fibrous protein constituent of bone, cartilage, tendon, and other connective tissue that converts into gelatin by boiling.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for collagen

collagen
[ kŏlə-jən ]

Any of various tough, fibrous proteins found in bone, cartilage, skin, and other connective tissue. Collagens have great tensile strength, and provide these body structures with the ability to withstand forces that stretch them. Collagens consist of three polypeptide chains arranged in a triple helix, and are bundled together in fibers. When boiled in water, collagen is converted into gelatin.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK