? Obs. [ad. med.L. ūrīnāri-um, f. L. ūrīnāre to URINE. Cf. F. urinoir.] † a. (See first quot.) Obs.0 b. = URINAL sb. 5.

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1828–32.  Webster, Urinary, Urinarium,… a reservoir or place for the reception of urine, &c., for manure.

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1836.  J. M. Gully, Magendie’s Formul. (ed. 2), 135. The chloruret of lime may also be … used in the disinfection of water-closets, urinaries,… hospital-wards, &c.

3