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Definition of: narceine
(när′si·ēn, -in) noun Chem.
A silky, bitter, crystalline alkaloid, C23H27NO8, contained in the aqueous extract of opium from which the morphine has been separated. Also nar·ce′ia, nar′ce·in. [<L narce torpor (<Gk. narkē) + -INE2]
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