Urinary pigments

(Physiol. Chem.) certain colored substances, urochrome, or urobilin, uroerythrin, etc., present in the urine together with indican, a colorless substance which by oxidation is convertible into colored bodies.

See also: Urinary

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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