Definitions for: Alkaloid

[n] natural nitrogen-containing bases found in plants

Webster (1913) Definition: Al"ka*loid ([a^]l"k[.a]*loid), Alkaloidal

Al"ka*loid ([a^]l"k[.a]*loid), n. (Chem.)
An organic base, especially one of a class of substances
occurring ready formed in the tissues of plants and the
bodies of animals.

Note: Alkaloids all contain nitrogen, carbon, and hydrogen,
and many of them also contain oxygen. They include many
of the active principles in plants; thus, morphine and
narcotine are alkaloids found in opium.

See Also: atropine, brucine, caffein, caffeine, curare, ephedrine, ergonovine, ergotamine, Ergotrate Maleate, hyoscine, hyoscyamine, nicotine, organic compound, physostigmine, pilocarpine, pseudoephedrine, rauwolfia, scopolamine, strychnine, tubocurarine

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