creatine

[ kree-uh-teen, -tin ]
/ ˈkri əˌtin, -tɪn /

noun Biochemistry.

an amino acid, C4H9N3O2, that is a constituent of the muscles of vertebrates and is phosphorylated to store energy used for muscular contraction.

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Origin of creatine

1830–40; creat- (< Greek kreat-, stem of kréas) flesh + -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for creatine

creatine

creatin (ˈkriːətɪn)

/ (ˈkriːəˌtiːn, -tɪn) /

noun

an important metabolite involved in many biochemical reactions and present in many types of living cells

Word Origin for creatine

C19: creat- from Greek kreas flesh + -ine ²
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 creatine

creatine
[ krēə-tēn′, -tĭn ]

n.

A nitrogenous organic acid that is found in the muscle tissue of vertebrates mainly in the form of phosphocreatine and supplies energy for muscle contraction.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for creatine

creatine
[ krēə-tēn′, -tĭn ]

A nitrogenous organic acid that is found in the muscle tissue of vertebrates, mainly combined with phosphorus, and that supplies energy for muscle contraction. Chemical formula: C4H9N3O2.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.