| etidocaine | <chemical> A local anaesthetic with rapid onset and long action, similar to bupivacaine. Pharmacological action: anaesthetics, local. Chemical name: Butanamide, N-(2,6-dimethylphenyl)-2-(ethylpropylamino)-, (+-)- (12 Dec 1998) |
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| etidronate disodium | <chemical> Disodium 1-hydroxyethylidenediphosphonate. A diphosphonate which affects calcium metabolism. It inhibits ectopic calcification and slows down bone resorption and bone turnover. Chemical name: Phosphonic acid, (1-hydroxyethylidene)bis-, disodium salt (12 Dec 1998) |
| etidronic acid | (1-Hydroxyethylidene)bis(phosphonic acid);used as a calcium regulator, usually as the salt etidronate disodium. (05 Mar 2000) |
| etilefrine | <chemical> An adrenergic agonist that appears to interact with beta-2 and some alpha adrenergic receptors. It has been used as a vasoconstrictor agent. Pharmacological action: adrenergic alpha-agonists, adrenergic beta-agonists, adrenergic agonists, sympathomimetic, vasoconstrictor agents. Chemical name: Benzenemethanol, alpha-((ethylamino)methyl)-3-hydroxy- (12 Dec 1998) |
| etilefrine hydrochloride | A sympathomimetic amine vasopressor agent. Synonym: ethylphenylephrine hydrochloride. (05 Mar 2000) |
| etimizol | <chemical> 1-ethyl-n,n'-dimethyl-1h-imidazole-4,5-dicarboxamide. Russian drug with adrenergic properties. Synonym: aethimazole; ethylnorantifeine. Chemical name: 1H-Imidazole-4,5-dicarboxamide, 1-ethyl-N,N'-dimethyl- (12 Dec 1998) |
| etio- | 1. Prefix used with (for example) cholane to indicate replacement of the C-17 side chain by H; thus, etiocholane is the 5b isomer of androstane. 2. Combining form meaning cause. Origin: G. Aitia, cause (05 Mar 2000) |
| etiocholanolone | <chemical> 3-alpha-hydroxy-5-beta-androstan-17 one. A ketosteroid of mainly human origin; causes fever, immunostimulation and leukocytosis; used to evaluate adrenal cortex function, bone marrow performance and in neoplastic disease for immunostimulation. Synonym: 5-isoandrosterone. Chemical name: Androstan-17-one, 3-hydroxy-, (3alpha,5beta)- (12 Dec 1998) |
| etiogenic | Of a causal nature. Origin: G. Aitia, cause, + genesis, production (05 Mar 2000) |
| etiolate | 1. To become white or whiter; to be whitened or blanched by excluding the light of the sun, as, plants. 2. <medicine> To become pale through disease or absence of light. Origin: F. Etioler to blanch. 1. To blanch; to bleach; to whiten by depriving of the sun's rays. 2. <medicine> To cause to grow pale by disease or absence of light. Source: Websters Dictionary (01 Mar 1998) |
| etiolation | <botany> Growth habit adopted by germinating seedlings in the dark. Involves rapid extension of shoot and/or hypocotyl and suppression of chlorophyll formation and leaf growth. (18 Nov 1997) |
| etiology | <study> A branch of knowledge concerned with the causes of particular phenomena, specifically a branch of medical science concerned with the causes and origins of diseases. The study of factors of causation or those associated with the causation of disease or abnormal body states. Origin: L. Aetiologia, Gr. Aitiologia. (09 Feb 1998) |
| etiopathic | Relating to specific lesions concerned with the cause of a disease. Origin: G. Aitia, cause, + pathos, disease (05 Mar 2000) |
| etiopathology | Consideration of the cause of an abnormal state or finding. Origin: G. Aitia, cause, + pathology (05 Mar 2000) |
| etioplast | <plant biology> Form of plastid present in plants grown in the dark. Lacks chlorophyll, but contains chlorophyll precursors and can develop into a functional chloroplast in the light. (18 Nov 1997) |