| ischuretic | Having the quality of relieving ischury. An ischuretic medicine. Source: Websters Dictionary (01 Mar 1998) |
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| ischuria | Retention or suppression of urine. Origin: G. Ischo, to keep back, + ouron, urine (05 Mar 2000) |
| ischury | <medicine> A retention or suppression of urine. Origin: L. Ischuria, Gr.; to hold, check + urine: cf. F. Ischurie. Source: Websters Dictionary (01 Mar 1998) |
| iscoms | Synthetic vaccines consisting of an assembly of antigens in a multimeric form on a matrix with built-in adjuvant (saponin), forming submicroscopic particles. This produces a highly immunogenic form of subunit vaccine. (12 Dec 1998) |
| isentropic | <physics> Having equal entropy. Isentropic lines, lines which pass through points having equal entropy. Origin: Is- + entropy + -ic. Source: Websters Dictionary (01 Mar 1998) |
| isethionate | A salt or ester of isethionic acid. (05 Mar 2000) |
| isethionic | <chemistry> Pertaining to, derived from, or designating, an acid, HO.C2H4.SO3H, obtained as an oily or crystalline substance, by the action of sulphur trioxide on alcohol or ether. It is derivative of sulphuric acid. Origin: Is- + ethionic. Source: Websters Dictionary (01 Mar 1998) |
| isethionic acid | <chemical> 2-hydroxyethanesulfonic acid. A colourless, syrupy, strongly acidic liquid that can form detergents with oleic acid. Chemical name: Ethanesulfonic acid, 2-hydroxy- (12 Dec 1998) |
| Ishak | <technique> A staining method using celestine blue and acid fuchsin in which bile canaliculi stain pink to red. (05 Mar 2000) |
| Ishihara test | <ophthalmology> A test for colour vision deficiency that utilises a series of pseudoisochromatic plates on which numbers or letters are printed in dots of primary colours surrounded by dots of other colours; the figures are discernable by individuals with normal colour vision. (05 Mar 2000) |
| Ishihara, Shinobu | <person> Japanese ophthalmologist, 1879-1963. See: Ishihara test. (05 Mar 2000) |
| isinglass | 1. A semitransparent, whitish, and very pure from of gelatin, chiefly prepared from the sounds or air bladders of various species of sturgeons (as the Acipenser huso) found in the of Western Russia. It used for making jellies, as a clarifier, etc. Cheaper forms of gelatin are not unfrequently so called. Called also fish glue. 2. <chemical> A popular name for mica, especially when in thin sheets. Origin: Prob. Corrupted fr. D. Huizenblas (akin to G. Hausenblase), lit, bladder of the huso, or large sturgeon; huizen sturgeon + blas bladder. Cf. Bladder, Blast a gust of wind. Source: Websters Dictionary (01 Mar 1998) |
| isis | 1. The principal goddess worshiped by the Egyptians. She was regarded as the mother of Horus, and the sister and wife of Osiris. The Egyptians adored her as the goddess of fecundity, and as the great benefactress of their country, who instructed their ancestors in the art of agriculture. 2. <zoology> Any coral of the genus Isis, or family Isidae, composed of joints of white, stony coral, alternating with flexible, horny joints. See Gorgoniacea. 3. <astronomy> One of the asteroids. Origin: L, the goddess Isis, fr. Gr. Source: Websters Dictionary (01 Mar 1998) |
| islam | A monotheistic religion promulgated by the prophet mohammed with allah as the deity. (12 Dec 1998) |
| island | 1. <geography> A tract of land surrounded by water, and smaller than a continent. Cf. Continent. 2. Anything regarded as resembling an island; as, an island of ice. Origin: OE. Iland, yland, AS. Igland, gland, glond; ig, g, island + land, lond, land. AS. Ig, g, is akin to AS. Ea water, river, OHG. Uwa, G. Au meadow, Icel. Ey island, Dan. & Sw. O, Goth. Ahwa a stream, water, L. Aqua water. The s is due to confusion with isle. Cf. Ait, Eyot, Ewer, Aquatic. Source: Websters Dictionary (01 Mar 1998) |