HYOSCINE - Definition

Pronunciation:		'hIu`seen
WordNet Dictionary

	Definition:	[n] an alkaloid with anticholinergic effects that is used as a sedative and to treat nausea and to dilate the pupils in ophthalmic procedures; "transdermal scopolamine is used to treat motion sickness"; "someone sedated with scopolamine has difficulty lying"

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	Synonyms:	scopolamine

	See Also:	alkaloid

Webster's 1913 Dictionary

	Definition:	\Hy*os"cine\, n. [See {Hyoscyamus}.] (Chem.) An alkaloid found with hyoscyamine (with which it is also isomeric) in henbane, and extracted as a white, amorphous, semisolid substance.