- nicotine alkaloid
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any of a range of related alkaloids found in various species of the genus Nicotiana, especially Nicotiana tabacum which is cultivated for the manufacture of cigarettes
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nicotine alkaloid
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Nicotine — Nic o*tine (? or ?), n. [F. nicotine. See {Nicotian}.] (Chem.) An alkaloid which is the active principle of tobacco ({C10H14N2}). It occurs in tobacco plants ({Nicotiana tabacum} and {Nicotiana rusticum}) to the extent of 2 to 8%, in combination… … The Collaborative International Dictionary of English
nicotine — (n.) poisonous alkaloid found in tobacco leaves, 1819, from Fr. nicotine, earlier nicotiane, from Mod.L. Nicotiana, formal botanical name for the tobacco plant, named for Jean Nicot (c.1530 1600), French ambassador to Portugal, who sent tobacco… … Etymology dictionary
nicotine — [nik′ə tēn΄, nik΄ə tēn′] n. [Fr < nicotiane, the tobacco plant < ModL nicotiana (herba), Nicot s (plant), after Jean Nicot (1530 1600), Fr ambassador at Lisbon, who first introduced tobacco into France (1560)] a toxic, addictive, water… … English World dictionary
nicotine — nicotined, adj. nicotineless, adj. /nik euh teen , tin, nik euh teen /, n. Chem. a colorless, oily, water soluble, highly toxic, liquid alkaloid, C10H14N2, found in tobacco and valued as an insecticide. [1810 20; < F; see NICOTIANA, INE2] * * *… … Universalium
alkaloid — /al keuh loyd /, Biochem., Chem., Pharm. n. 1. any of a large class of organic, nitrogen containing ring compounds of vegetable origin and sometimes synthesized, some of which are liquid but most of which are solid, that have a bitter taste, that … Universalium
nicotine — 1 Methyl 2 (3 pyridyl)pyrrolidine; a poisonous volatile alkaloid derived from tobacco (Nicotiana spp.) and responsible for many of the effects of tobacco; it first stimulates (small doses), then depresses (large doses) at autonomic ganglia and… … Medical dictionary
Alkaloid — This article is about the chemical compounds alkaloids. For the pharmaceutical company in the Republic of Macedonia see Alkaloid (company).Alkaloids are naturally occurring chemical compounds containing basic nitrogen atoms.… … Wikipedia
Nicotine — This article is about the chemical compound. For other uses, see Nicotine (disambiguation). Nicotine Systematic (IUPAC) name … Wikipedia
nicotine intoxication and hallucinations — The term nicotine comes from the modern Latin name herba nicotiana (herb of the tobacco plant), which in turn derives from Jean Nicot (15301600), the name of a French diplomat stationed in Portugal who advocated the use of tobacco for… … Dictionary of Hallucinations
nicotine — n. a poisonous alkaloid derived from tobacco, responsible for the dependence of regular smokers on cigarettes. In small doses nicotine has a stimulating effect on the autonomic nervous system, causing in regular smokers such effects as raised… … The new mediacal dictionary
