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collagen

[kol-uh-juh n] /ˈkɒl ə dʒən/
noun, Biochemistry
1.
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.
Origin
1860-1865
1860-65; < Greek kólla glue + -gen
Related forms
collagenous
[kuh-laj-uh-nuh s] /kəˈlædʒ ə nəs/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for collage-nous

collagen

/ˈkɒlədʒən/
noun
1.
a fibrous scleroprotein of connective tissue and bones that is rich in glycine and proline and yields gelatine on boiling
Derived Forms
collagenic (ˌkɒləˈdʒɛnɪk), collagenous (kəˈlædʒənəs) adjective
Word Origin
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
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Word Origin and History for collage-nous

collagen

n.

structural protein of connective tissue, 1843, from French collagène, from Greek kolla "glue" + -gen "giving birth to" (see -gen).

Online Etymology Dictionary, © 2010 Douglas Harper
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collage-nous in Medicine

collagen col·la·gen (kŏl'ə-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.
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collage-nous in Science
collagen
  (kŏl'ə-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 © 2002. Published by Houghton Mifflin. All rights reserved.
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