cre·a·tine (kr   -tn , -t n) also cre·a·tin (-tn)n. A nitrogenous organic acid, C4H9N3O2, that is found in the muscle tissue of vertebrates mainly in the form of phosphocreatine and supplies energy for muscle contraction. [French créatine : from Greek kreas, kreat-, flesh; see kreu - in Indo-European roots.] |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | creatin - an amino acid that does not occur in proteins but is found in the muscle tissue of vertebrates both in the free form and as phosphocreatine; supplies energy for muscle contraction amino acid, aminoalkanoic acid - organic compounds containing an amino group and a carboxylic acid group; "proteins are composed of various proportions of about 20 common amino acids" |
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