(n) an amphibole mineral consisting of calcium magnesium silicate in monoclinic crystalline form; a source of jade that is less valuable than from jadeite; once believed to cure kidney disorders
{ ‖, n. [ NL. nephralgia, fr. Gr. nefro`s a kidney + &unr_; pain: cf. F. néphralgie. ] (Med.) Neuralgia of the kidneys; a disease characterized by pain in the region of the kidneys without any structural lesion of the latter. Quain. [ 1913 Webster ]
‖n.; pl.Nephridia [ NL., fr. Gr. &unr_; of the kidneys. ] (Zool. & Anat.) A segmental tubule; one of the tubules of the primitive urinogenital organs; a segmental organ. See Illust. under Loeven's larva. [ 1913 Webster ]
n. [ Cf. F. néphrite. See nephritis. ] (Min.) A hard compact mineral, of a dark green color, formerly worn as a remedy for diseases of the kidneys, whence its name; kidney stone; a kind of jade. It varies in color from white to dark green. It is the more common and less valuable variety of jade, the other being jadeite. Large deposits are found in Australia. Called also nephritic stone. See also Jade. [ MW10 ] [ 1913 Webster +PJC ]
{ , a. [ L. nephriticus, Gr. nefritiko`s: cf. F. néphrétique. See Nephritis. ] 1. Of or pertaining to the kidneys or urinary organs; renal; as, a nephritic disease. [ 1913 Webster ]
2. (Med.) (a) Affected with a disease of the kidneys; as, a nephritic patient. (b) Relieving disorders of the kidneys; affecting the kidneys; as, a nephritic medicine. [ 1913 Webster ]
3. Of or pertaining to nephrite. [ PJC ]
Nephritic stone (Min.), Nephrite; jade. See Nephrite. [ 1913 Webster ]
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