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Medical Term:


Pronunciation: fos′fō-krē′ă-tēn

Definition: A phosphagen; a compound of creatine (through its NH2 group) with phosphoric acid; a source of energy in the contraction of vertebrate muscle, its breakdown furnishing phosphate for the resynthesis of ATP from ADP by creatine kinase.

Synonym(s): creatine phosphate, Nω-phosphonocreatine