cre·a·tine (krē'ə-tēn', -tĭn) 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 kreuə- in Indo-European roots.]
Main Entry: cre·atine Pronunciation: 'krE-&-"tEn, -&t-&n Function: noun : a white crystalline nitrogenous substanceC4H9N3O2 found especially in vertebrate muscle either free or as phosphocreatine
creatine cre·a·tine (krē'ə-tēn', -tĭn) or cre·a·tin (-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.