phosphocreatine

== English == === Etymology === From phospho- + creatine. === Noun === phosphocreatine (usually uncountable, plural phosphocreatines) (biochemistry) A phosphorylated derivative of creatine that is used in muscles to store chemical energy ==== Synonyms ==== PCr, Pcr (abbreviations) phosphorylcreatine creatine phosphate, CP creatine-phosphoric acid