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Alkaloidal :: Alkaloidal (a.) Pertaining to, resembling, or containing, alkali..

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

Veratralbine :: Veratralbine (n.) A yellowish amorphous alkaloid extracted from the rootstock of Veratrum album.

Jervine :: "Jervine (n.) A poisonous alkaloid resembling veratrine, and found with it in white hellebore (Veratrum album); -- called also jervina..

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

Gnoscopine :: Gnoscopine (n.) An alkaloid existing in small quantities in opium.

Eserine :: Eserine (n.) An alkaloid found in the Calabar bean, and the seed of Physostigma venenosum; physostigmine. It is used in ophthalmic surgery for its effect in contracting the pupil..

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..

Pyrethrine :: Pyrethrine (n.) An alkaloid extracted from the root of the pellitory of Spain (Anacyclus pyrethrum).

Narceine :: Narceine (n.) An alkaloid found in small quantities in opium, and extracted as a white crystalline substance of a bitter astringent taste. It is a narcotic. Called also narceia..

Quinine :: Quinine (n.) An alkaloid extracted from the bark of several species of cinchona (esp. Cinchona Calisaya) as a bitter white crystalline substance, C20H24N2O2. Hence, by extension (Med.), any of the salts of this alkaloid, as the acetate, chloride, sulphate, etc., employed as a febrifuge or antiperiodic. Called also quinia, quinina, etc..

Codeine :: Codeine (n.) One of the opium alkaloids; a white crystalline substance, C18H21NO3, similar to and regarded as a derivative of morphine, but much feebler in its action; -- called also codeia..

Cinchonidine :: Cinchonidine (n.) One of the quinine group of alkaloids, found especially in red cinchona bark. It is a white crystalline substance, C19H22N2O, with a bitter taste and qualities similar to, but weaker than, quinine; -- sometimes called also cinchonidia..

Harmine :: Harmine (n.) An alkaloid accompanying harmaline (in the Peganum harmala), and obtained from it by oxidation. It is a white crystalline substance..

Ergotine :: Ergotine () A powerful astringent alkaloid extracted from ergot as a brown, amorphous, bitter substance. It is used to produce contraction of the uterus..

Solanicine :: Solanicine (n.) An alkaloid produced by the action of hydrochloric acid on solanidine, as a tasteless yellow crystalline substance..

Laburnine :: Laburnine (n.) A poisonous alkaloid found in the unripe seeds of the laburnum.

Alkaloid :: Alkaloid (a.) Alt. of Alkaloida.

Morphine :: Morphine (n.) A bitter white crystalline alkaloid found in opium, possessing strong narcotic properties, and much used as an anodyne; -- called also morphia, and morphina..

Tropine :: Tropine (n.) A white crystalline alkaloid, C8H15NO, produced by decomposing atropine..

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