creatinine

Term: creatinine

Literally meaning: (feminine)"flesh component"

Origin: (Greek)

κρεατίνη/creatine(=creatine, an organic compound  that in phosphorylated form (phosphocreatine),  serves as the energy storage form of cells  mainly in muscle contraction

>κρέας/creas(=flesh, meat)

+ίνη/-ine(-=(-ine) =chemical suffix

Coined/History
(?)

Definition

Creatinine is an organic compound that is produced as by-product from decomposition of phosphocretaine the high-energy storage form of creatine. Creatinine normally excreted in the urine as a metabolic waste after its filtration by kidneys.  An elevated  level of creatinine in urine or in blood serum indicates a kidney disfunction.