Defn: One of the Urodela.

UROERYTHRIN
U`ro*e*ryth"rin, n. Etym: [See 1st Uro-, and Erythrin.] (Physiol.
Chem.)

Defn: A reddish urinary pigment, considered as the substance which gives to the urine of rheumatism its characteristic color. It also causes the red color often seen in deposits of urates.

UROGASTRIC
U`ro*gas"tric, a. Etym: [2d uro- + gastric.] (Zoöl.)

Defn: Behind the stomach; — said of two lobes of the carapace of certain crustaceans.

UROGENITAL
U`ro*gen"i*tal, a. Etym: [1st uro- + genital.] (Anat.)

Defn: Same as Urinogenital.

UROGLAUCIN
U`ro*glau"cin, n. Etym: [1st uro- + L. glaucus bright.] (Physiol.
Chem.)

Defn: A body identical with indigo blue, occasionally found in the urine in degeneration of the kidneys. It is readily formed by oxidation or decomposition of indican.

UROHAEMATIN
U`ro*hæm"a*tin, n. Etym: [1st uro- + hæmatin.] (Physiol. Chem.)