ウロビリノーゲンalso: ウロビリノゲンMeanings1nounurobilinogenMedical term for a colorless compound formed in the intestine from bilirubin; measured in urine tests for liver function.尿にょう検けん査さでウロビリノーゲンの値あたいが高たかかった。The urobilinogen level was high in the urine test.