| gadolinite | <chemical> A mineral of a nearly black colour and vitreous luster, and consisting principally of the silicates of yttrium, cerium, and iron. Origin: Named after Gadolin, a Russian chemist. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| gadolinium | <chemistry> A supposed rare metallic element, with a characteristic spectrum, found associated with yttrium and other rare metals. Its individuality and properties have not yet been determined. Origin: NL. See Gadolinite. Source: Websters Dictionary (01 Mar 1998) |
| gadolinium dtpa | <chemical> A complex of gadolinium with a chelating agent (diethylenetriamine penta-acetic acid (dtpa)) that is given to enhance the image in cranial and spinal mris. Pharmacological action: contrast media. (12 Dec 1998) |
| gadopentetate | (NMG)2[GdDTPA], dimeglumine diethylenetriaminepentaacetatogadolinate (III);the methylglucamine salt of dianionic gadolinium DPTA, an acyclic chelate; used as a paramagnetic contrast medium in magnetic resonance imaging. (05 Mar 2000) |
| gadoteridol | GdHP-DO3A;a gadolinium (III) chelate of 10-(2-hydroxypropyl)-1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid; a nonionic macrocyclic analog of gadolinium DOTA; used as a paramagnetic contrast medium in magnetic resonance imaging. (05 Mar 2000) |
| gaduin | <chemistry> A yellow or brown amorphous substance, of indifferent nature, found in cod-liver oil. Origin: NL. Gadus codfish. Source: Websters Dictionary (01 Mar 1998) |
| gadwall | <zoology> A large duck (Anas strepera), valued as a game bird, found in the northern parts of Europe and America. Synonym: gray duck. Alternative forms: gaddwell. Origin: Gad to walk about + well. Source: Websters Dictionary (01 Mar 1998) |