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Aconitine :: Aconitine (n.) An intensely poisonous alkaloid, extracted from aconite..

Meconin :: Meconin (n.) A substance regarded as an anhydride of meconinic acid, existing in opium and extracted as a white crystalline substance. Also erroneously called meconina, meconia, etc., as though it were an alkaloid..

Caffeine :: Caffeine (n.) A white, bitter, crystallizable substance, obtained from coffee. It is identical with the alkaloid theine from tea leaves, and with guaranine from guarana..

Delphinine :: Delphinine (n.) A poisonous alkaloid extracted from the stavesacre (Delphinium staphisagria), as a colorless amorphous powder..

Collidine :: Collidine (n.) One of a class of organic bases, C8H11N, usually pungent oily liquids, belonging to the pyridine series, and obtained from bone oil, coal tar, naphtha, and certain alkaloids..

Solanine :: Solanine (n.) A poisonous alkaloid glucoside extracted from the berries of common nightshade (Solanum nigrum), and of bittersweet, and from potato sprouts, as a white crystalline substance having an acrid, burning taste; -- called also solonia, and solanina..

Lutidine :: Lutidine (n.) Any one of several metameric alkaloids, C5H3N.(CH3)2, of the pyridine series, obtained from bone oil as liquids, and having peculiar pungent odors. These alkaloids are also called respectively dimethyl pyridine, ethyl pyridine, etc..

Tropeine :: Tropeine (n.) Any one of a series of artificial ethereal salts derived from the alkaloidal base tropine.

Hygrine :: Hygrine (n.) An alkaloid associated with cocaine in coca leaves (Erythroxylon coca), and extracted as a thick, yellow oil, having a pungent taste and odor..

Ecboline :: Ecboline (n.) An alkaloid constituting the active principle of ergot; -- so named from its power of producing abortion.

Alkaloid :: Alkaloid (n.) An organic base, especially one of a class of substances occurring ready formed in the tissues of plants and the bodies of animals..

Mydaleine :: Mydaleine (n.) A toxic alkaloid (ptomaine) obtained from putrid flesh and from herring brines. As a poison it is said to execute profuse diarrhoea, vomiting, and intestinal inflammation..

Wrightine :: Wrightine (n.) A rare alkaloid found in the bark of an East Indian apocynaceous tree (Wrightia antidysenterica), and extracted as a bitter white crystalline substance. It was formerly used as a remedy for diarrh/a. Called also conessine, and neriine..

Solanidine :: Solanidine (n.) An alkaloid produced by the decomposition of solanine, as a white crystalline substance having a harsh bitter taste..

Jamaicine :: "Jamaicine (n.) An alkaloid said to be contained in the bark of Geoffroya inermis, a leguminous tree growing in Jamaica and Surinam; -- called also jamacina..

Jaborine :: "Jaborine (n.) An alkaloid found in jaborandi leaves, from which it is extracted as a white amorphous substance. In its action it resembles atropine..

Gelsemine :: Gelsemine (n.) An alkaloid obtained from the yellow jasmine (Gelsemium sempervirens), as a bitter white semicrystalline substance; -- called also gelsemia..

Arnicine :: Arnicine (n.) An alkaloid obtained from the arnica plant.

Verine :: Verine (n.) An alkaloid obtained as a yellow amorphous substance by the decomposition of veratrine.

Bebirine :: Bebirine (n.) An alkaloid got from the bark of the bebeeru, or green heart of Guiana (Nectandra Rodioei). It is a tonic, antiperiodic, and febrifuge, and is used in medicine as a substitute for quinine..

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