| trichiurus | <zoology> A genus of fishes comprising the hairtails. See Hairtail. Origin: NL, fr. Gr, a hair + tail. Source: Websters Dictionary (01 Mar 1998) |
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| trichloral | A polymer of chloral obtained by prolonged contact with sulfuric acid; it has properties similar to those of chloral hydrate. Synonym: metachloral, p-chloral, trichloral. (05 Mar 2000) |
| trichlorfon | <chemical> A organochlorophosphate cholinesterase inhibitor that is used as an insecticide for the control of flies and roaches. It is also used in anthelmintic compositions for animals. Pharmacological action: anthelmintic, cholinesterase inhibitor, insecticide, organophosphate. Chemical name: Phosphonic acid, (2,2,2-trichloro-1-hydroxyethyl)-, dimethyl ester (12 Dec 1998) |
| trichloride | <chemistry> A chloride having three atoms of chlorine in the molecule. Origin: Pref. Tri- + chloride. Source: Websters Dictionary (01 Mar 1998) |
| trichlormethiazide | <chemical> A thiazide diuretic with properties similar to those of hydrochlorothiazide. Pharmacological action: antihypertensive agents, diuretics, thiazide. Chemical name: 2H-1,2,4-Benzothiadiazine-7-sulfonamide, 6-chloro-3-(dichloromethyl)-3,4-dihydro-, 1,1-dioxide (12 Dec 1998) |
| trichlormethine | 2,2',2'-Trichlorotriethylamine hydrochloride; tris(2-chloroethyl)amine hydrochloride;a nitrogen mustard used in the treatment of leukaemia. (05 Mar 2000) |
| trichloroacetic acid | <chemical> Chemical name: Acetic acid, trichloro- (12 Dec 1998) |
| trichloroepoxypropane | <chemical> 1,1,1-trichloro-2,3-epoxypropane. A potent epoxide hydrase and aryl hydrocarbon hydroxylase inhibitor. It enhances the tumour-initiating ability of certain carcinogens. Pharmacological action: enzyme inhibitors. Chemical name: Oxirane, (trichloromethyl)- (12 Dec 1998) |
| trichloroethane | CH3CCl3; 1,1,1-Trichloroethane;an industrial solvent with pronounced inhalation anaesthetic activity. Synonym: methylchloroform. (05 Mar 2000) |
| trichloroethanes | Chlorinated ethanes which are used extensively as industrial solvents. They have been utilised in numerous home-use products including spot remover preparations and inhalant decongestant sprays. These compounds cause central nervous system and cardiovascular depression and are hepatotoxic. Include 1,1,1- and 1,1,2-isomers. (12 Dec 1998) |
| trichloroethanol | CCl3CH2OH; 2,2,2-Trichloroethanol;a hypnotic and sedative; as a metabolite of chloral hydrate, it contributes to the depressant activity of chloral hydrate. Synonym: trichloroethyl alcohol. (05 Mar 2000) |
| trichloroethene | <chemical> A highly volatile inhalation anaesthetic used mainly in short surgical procedures where light anaesthesia with good analgesia is required. It is also used as an industrial solvent. Prolonged exposure to high concentrations of the vapor can lead to cardiotoxicity and neurological impairment. Pharmacological action: anaesthetics, inhalation, solvents. Chemical name: Ethene, trichloro- (12 Dec 1998) |
| trichloroethyl alcohol | CCl3CH2OH; 2,2,2-Trichloroethanol;a hypnotic and sedative; as a metabolite of chloral hydrate, it contributes to the depressant activity of chloral hydrate. Synonym: trichloroethyl alcohol. (05 Mar 2000) |
| trichloroethylene | <chemical> A highly volatile inhalation anaesthetic used mainly in short surgical procedures where light anaesthesia with good analgesia is required. It is also used as an industrial solvent. Prolonged exposure to high concentrations of the vapor can lead to cardiotoxicity and neurological impairment. Pharmacological action: anaesthetics, inhalation, solvents. Chemical name: Ethene, trichloro- (12 Dec 1998) |
| trichlorofluoromethane | CCl3F;a propellant used for aerosol sprays; has anaesthetic and arrhythmogenic activity if inhaled in high concentration. Synonym: trichloromonofluoromethane. (05 Mar 2000) |