xanthocreatinineEtymologyFrom xantho- + creatinine.xanthocreatinine means the organic compound with chemical formula C₅H₁₀N₄O, related to creatinine. Lexicurio rates it Rare gem — a strength score of 83 out of 100.nounThe organic compound with chemical formula C₅H₁₀N₄O, related to creatinine.