Why was "tantrum" trending last week?


[kree-uh-teen, -tin] /ˈkri əˌtin, -tɪn/
noun, Biochemistry
an amino acid, C 4 H 9 N 3 O 2 , that is a constituent of the muscles of vertebrates and is phosphorylated to store energy used for muscular contraction.
1830-40; creat- (< Greek kreat-, stem of kréas) flesh + -ine2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for creatine
  • creatine is found in meat such as hamburger, steak and fish.
  • Creatinine is a breakdown product of creatine, which is an important part of muscle.
British Dictionary definitions for creatine


/ˈkriːəˌtiːn; -tɪn/
an important metabolite involved in many biochemical reactions and present in many types of living cells
Word Origin
C19: creat- from Greek kreas flesh + -ine²
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
Cite This Source
Word Origin and History for creatine

1834, from French creatine, from Greek kreas "flesh, meat" (see raw) + chemical suffix -ine (2). Organic base discovered by French physicist Michel-Eugène Chevreul (1786-1889) in the juice of flesh and named by him.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
creatine in Medicine

creatine cre·a·tine (krē'ə-tēn', -tĭn) or cre·a·tin (-tĭn)
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.
Cite This Source
creatine in Science
  (krē'ə-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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for creatine

Some English speakers likely know this word

Word Value for creatine

Scrabble Words With Friends

Nearby words for creatine