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narceine

[nahr-see-een, -in]
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noun Pharmacology.
  1. a narcotic alkaloid, C23H27NO8, occurring in opium and acting as a mild relaxant on smooth muscle.
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Origin of narceine

< French narcéine (1832), irregular < Greek nárkē numbness (see narco-) + French -ine -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for narceine

Historical Examples

  • On boiling the filtered solution, to expel the ammonia, and evaporating the liquid, crystals of narceine are gradually deposited.

    Cooley's Practical Receipts, Volume II

    Arnold Cooley

  • The precipitates produced in solutions of narceine and codeine are crystalline and very characteristic.

  • Ammonia dissolves only traces of morphine; but narceine and codeine readily.

  • Narceine forms good crystals, the form being that of long, four-sided rhombic prisms or fine bushy united needles.

  • Narceine forms precipitates with bichromate of potash, chloride of gold, bichloride of platinum, and several other reagents.

British Dictionary definitions for narceine

narceine

narceen

noun
  1. a narcotic alkaloid that occurs in opium. Formula: C 23 H 27 O 8 N
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Word Origin

C19: via French from Greek narkē numbness
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012