| tetramethylphenylenediamine | <chemical> N,n,n',n'-tetramethyl-p-phenylenediamine. Used in the form of the hydrochloride as a reagent in analytical chemistry. Pharmacological action: indicators and reagents. Chemical name: Benzenediamine, N,N,N',N'-tetramethyl- (12 Dec 1998) |
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| tetramethylputrescine | A derivative of putrescine, C8H20N2, similar in its action to muscarine. (05 Mar 2000) |
| tetramisole | <chemical> Chemical name: Imidazo(2,1-b)thiazole, 2,3,5,6-tetrahydro-6-phenyl-, (+-)- (12 Dec 1998) |
| tetramorph | The union of the four attributes of the Evangelists in one figure, which is represented as winged, and standing on winged fiery wheels, the wings being covered with eyes. The representations of it are evidently suggested by the vision of Ezekiel (ch. I) Origin: Tetra- + Gr. Form, figure: cf. Gr. Fourfold. Source: Websters Dictionary (01 Mar 1998) |
| tetrandria | <botany> A Linnaean class of plants having four stamens. Origin: NL, from Gr. (see Tetra-) +, a man, male. Source: Websters Dictionary (01 Mar 1998) |
| tetrandrous | <botany> Belonging to the class Tetrandria. Source: Websters Dictionary (01 Mar 1998) |
| tetraneumona | <zoology> A division of Arachnida including those spiders which have four lungs, or pulmonary sacs. It includes the bird spiders (Mygale) and the trapdoor spiders. See Mygale. Origin: NL. See Tetra-, and Pneumo-. Source: Websters Dictionary (01 Mar 1998) |
| tetranitrol | <chemical> A vasodilator with general properties similar to nitroglycerin. Pharmacological action: vasodilator agents. Chemical name: 1,2,3,4-Butanetetrol, tetranitrate, (R*,S*)- (12 Dec 1998) |
| tetranitromethane | <chemical> Corrosive oxidant, explosive; additive to diesel and rocket fuels; causes skin and lung irritation; proposed war gas. A useful reagent for studying the modification of specific amino acids, particularly tyrosine residues in proteins. Has also been used for studying carbanion formation and for detecting the presence of double bonds in organic compounds. Pharmacological action: chemical warfare agents, indicators and reagents, oxidants. Chemical name: Methane, tetranitro- (12 Dec 1998) |
| tetranucleotide | A compound of four nucleotides; once thought to represent the actual structure of nucleic acid (tetranucleotide theory). (05 Mar 2000) |
| tetraonid | <zoology> A bird belonging to the tribe of which the genus Tetrao is the type, as the grouse, partridge, quail, and the like. Used also adjectively. Origin: L. Tetrao a heath cock, grouse, Gr., cf. F. Tetraonide. Source: Websters Dictionary (01 Mar 1998) |
| tetraotus | A malformed individual with four ears, four eyes, two faces, and two almost separate heads. Synonym: tetraotus. Origin: tetra-+ G. Ous (ot-), ear (05 Mar 2000) |
| tetraparesis | Weakness of all four extremities. Synonym: quadriparesis. (05 Mar 2000) |
| tetrapeptide | A compound of four amino acids in peptide linkage. (05 Mar 2000) |
| tetraperomelia | Peromelia involving all four extremities. Origin: tetra-+ G. Peros, maimed, + melos, limb (05 Mar 2000) |