U"ri*na*ry (?), a. [L. urina urine: cf. F. urinaire.]

1.

Of or pertaining to the urine; as, the urinary bladder; urinary excretions.

2.

Resembling, or being of the nature of, urine.

Urinary calculus Med., a concretion composed of some one or more crystalline constituents of the urine, liable to be found in any portion of the urinary passages or in the pelvis of the kidney. -- 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.

© Webster 1913.