Of or pertaining to the urine; as, the urinary bladder; urinary excretions. [1913 Webster]
Resembling, or being of the nature of, urine. [1913 Webster]

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.

urinary, n.

A urinarium; also, a urinal. [1913 Webster]

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OXFORD DICTIONARY

urinary, adj.
1 of or relating to urine.
2 affecting or occurring in the urinary system (urinary diseases).

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