hyoscyamia
Hyoscyamine Hy`os*cy"a*mine, n. [See {Hyoscyamus}.] (Chem.) An alkaloid found in henbane ({Hyoscyamus niger}), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted as a white crystalline substance, with a sharp, offensive taste. Hyoscyamine is isomeric with atropine, is very poisonous, and is used as a medicine for neuralgia, like belladonna. Called also {hyoscyamia}, {duboisine}, etc. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • hyoscyamia — …   Useful english dictionary

  • duboisine — Hyoscyamine Hy os*cy a*mine, n. [See {Hyoscyamus}.] (Chem.) An alkaloid found in henbane ({Hyoscyamus niger}), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted… …   The Collaborative International Dictionary of English

  • Hyoscyamine — Hy os*cy a*mine, n. [See {Hyoscyamus}.] (Chem.) An alkaloid found in henbane ({Hyoscyamus niger}), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted as a white… …   The Collaborative International Dictionary of English

  • Hyoscyamus niger — Hyoscyamine Hy os*cy a*mine, n. [See {Hyoscyamus}.] (Chem.) An alkaloid found in henbane ({Hyoscyamus niger}), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted… …   The Collaborative International Dictionary of English

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