[uro.ca.nic acid] n [[1]ur- + canine + -ic; fr. its being first obtained from the urine of a dog] (ca. 1903): a crystalline acid that is normally present in human skin
UROCANIC ACID
Meaning of UROCANIC ACID in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012