| Jarisch, Adolf | <person> Austrian dermatologist, 1850-1902. See: Jarisch-Herxheimer reaction, Bezold-Jarisch reflex. (05 Mar 2000) |
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| Jarisch-Herxheimer reaction | An inflammatory reaction in syphilitic tissues (skin, mucous membrane, nervous system, or viscera) induced in certain cases by specific treatment with Salvarsan, mercury, or antibiotics; believed to be due to a rapid release of treponemal antigen with an associated allergic reaction in the patient. Synonym: Jarisch-Herxheimer reaction. (05 Mar 2000) |
| Jarjavay's ligament | A fold of peritoneum, containing the rectouterine muscle, passing from the sacrum to the base of the broad ligament on either side, forming the lateral boundary of the rectouterine (Douglas') pouch. Synonym: plica rectouterina, Douglas' fold, Jarjavay's ligament, Petit's ligament, rectouterine fold, uterosacral ligament. (05 Mar 2000) |
| Jarjavay, Jean | <person> French anatomist and surgeon, 1815-1868. See: Jarjavay's ligament. (05 Mar 2000) |
| jarnut | <botany> An earthnut. Origin: Of Scand. Origin: cf. Dan. Jordnod. Source: Websters Dictionary (01 Mar 1998) |
| jarosite | <chemical> An ocher-yellow mineral occurring on minute rhombohedral crystals. It is a hydrous sulphate of iron and potash. Origin: From Barranco Jaroso, in Spain. Source: Websters Dictionary (01 Mar 1998) |
| jarrah | The mahoganylike wood of the Australian Eucalyptus marginata. See Eucalyptus. Source: Websters Dictionary (01 Mar 1998) |
| Jarvik artificial heart | A pneumatic artificial heart. (05 Mar 2000) |
| Jarvik, Robert Koffler | <person> U.S. Cardiologist. See: Jarvik artificial heart. (05 Mar 2000) |
| jashawk | <zoology> A young hawk. Origin: A corruption of eyas hawk. Source: Websters Dictionary (01 Mar 1998) |
| jasmine | <botany> A shrubby plant of the genus Jasminum, bearing flowers of a peculiarly fragrant odour. The J. Officinale, common in the south of Europe, bears white flowers. The Arabian jasmine is J. Sambac, and, with J. Angustifolia, comes from the East Indies. The yellow false jasmine in the Gelseminum sempervirens (see Gelsemium). Several other plants are called jasmine in the West Indies, as species of Calotropis and Faramea. Alternative forms: jessamine] Cape jasmine, or Cape jessamine, the Gardenia florida, a shrub with fragrant white flowers, a native of China, and hardy in the Southern United States. Origin: F. Jasmin, Sp. Jazmin, Ar. Yasmin, Pers. Yasmin; cf. It. Gesmino, gelsomino. Cf. Jessamine. Source: Websters Dictionary (01 Mar 1998) |
| jaspachate | <chemical> Agate jasper. Origin: L. Iaspachates, Gr. Source: Websters Dictionary (01 Mar 1998) |
| jasper | <chemical> An opaque, impure variety of quartz, of red, yellow, and other dull colours, breaking with a smooth surface. It admits of a high polish, and is used for vases, seals, snuff boxes, etc. When the colours are in stripes or bands, it is called striped or banded jasper. The Egyptian pebble is a brownish yellow jasper. Jasper opal, a yellow variety of opal resembling jasper. Jasper ware, a delicate kind of earthenware invented by Josiah Wedgwood. It is usually white, but is capable of receiving colour. Origin: OE. Jaspre, jaspe, OF. Jaspre, jaspe, F. Jaspe, L. Iaspis, Gr.; cf. Per. Yashp, yashf, Ar.yashb, yasb, yasf, Heb. Yashpheh. Cf. Diaper. Source: Websters Dictionary (01 Mar 1998) |
| jasperize | To convert into, or make to resemble, jasper. "Polished specimens of jasperized and agatized woods." (Pop. Sci. Monthly) Origin: Usually p. P. Jasperized . Source: Websters Dictionary (01 Mar 1998) |
| jaspilite | <chemical> A compact siliceous rock resembling jasper. Origin: Jasper. Source: Websters Dictionary (01 Mar 1998) |