combining form of Gr. οὖρο-ν urine, used in many terms of physiological chemistry, etc., which denote esp. (a) pigments present in or derived from urine, as urocy·anin, -cya·nogen, -me·lanin, -phæ·in(e, -pi·ttin(e, -rho·din, -theobro·min(e; (b) a morbid condition of the urine (or urinary organs), as urocysti·tis, -pla·nia; (c) instruments for investigating the urine, as urogravi·meter, uro·meter, URINOMETER; also used in various adjs., as uroleu·cic (acid); uropha·nic, appearing in the urine; uro·phanous, passing into the urine; urose·xual, urogenital; etc. The more important or earlier examples will be found below, as UROBENZOATE, -CHROME, -GENITAL, etc.
Also (in medical or some recent Dicts.) urocele, -cyst(ic, -genous, -lith, -lithic, -lithology, -phthisis, -rrhagy, -rrhæa, urosis, etc. (Cf. F. urocyanine, -cystite, -mètre, -planie.)
1820. Good, Nosology, 451. Paruria erratica … has often been described under the name of uroplania.
1852. Todd’s Cycl. Anat., IV. II. 1244/1. The urethra, or uro-sexual canal.
1855. W. D. Moore, trans. Heller’s Chem. Urine, 15. Heller’s urometer. Ibid., 25. Kreatin and kreatinin … occur in the flesh of muscle, and are urophanous.
1858. Copland, Dict. Pract. Med., III. 1196. Chronic uro-cystitis is often … a consequence of stricture of the urethra.
1858. Thudichum, Urine, 34. Urogravimeters … made of … glass or metal. Ibid., 131. This denomination may be considered as corresponding to Heller’s urophæine. Ibid., 380. Urophanic Organic Acids.
1868. Watts’ Dict. Chem., V. 963. Urorhodin,… uromelanin,… uropittin.
1883. C. A. McMunn, in Brit. Med. Jrnl., 1 Dec. 1060/2. The various colouring matters which I have met with in urine … are normal and febrile—urobilin, urohæmatin, urolutein,… urohodin, and others without names.
1888. Kirk, in Brit. Med. Jrnl., 4 Aug., 233/1. The finest specimens have been of an opaque, almost milk-white, hue; and from this circumstance we would propose to call this body ‘uroleucic acid.’
1900. Lancet, 6 Jan., 36/1. Urotropine … appears to be a compound produced by the action of formaldehyde on ammonia and is known shortly as formin.
