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2017 Word of the Year

coenzyme

[koh-en-zahym] /koʊˈɛn zaɪm/
noun, Biochemistry.
1.
a molecule that provides the transfer site for biochemical reactions catalyzed by an enzyme.
Origin of coenzyme
1905-1910
1905-10; < German Ko-enzym; see co-, enzyme
Related forms
coenzymatic
[koh-en-zahy-mat-ik, -zi-] /koʊˌɛn zaɪˈmæt ɪk, -zɪ-/ (Show IPA),
adjective
coenzymatically, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for coenzyme
Historical Examples
  • They can usually be separated from their corresponding enzymes by dialysis, the coenzyme passing through the parchment membrane.

    The Chemistry of Plant Life Roscoe Wilfred Thatcher
  • The best known example of a coenzyme in plant tissues is in connection with the activity of the zymase of yeast cells.

    The Chemistry of Plant Life Roscoe Wilfred Thatcher
British Dictionary definitions for coenzyme

coenzyme

/kəʊˈɛnzaɪm/
noun
1.
(biochem) a nonprotein organic molecule that forms a complex with certain enzymes and is essential for their activity See also apoenzyme
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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coenzyme in Medicine

coenzyme co·en·zyme (kō-ěn'zīm')
n.
A thermostable nonprotein organic substance that usually contains a vitamin or mineral and combines with a specific apoenzyme to form an active enzyme system.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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coenzyme in Science
coenzyme
  (kō-ěn'zīm')   
A nonprotein organic substance that usually contains a vitamin or mineral and combines with a specific protein, called an apoenzyme, to form an active enzyme system.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Word Value for coenzyme

24
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