• Webster's Revised Unabridged Dictionary
    • n Narceine (Chem) An alkaloid found in small quantities in opium, and extracted as a white crystalline substance of a bitter astringent taste. It is a narcotic. Called also narceia.
    • ***
Century Dictionary and Cyclopedia
    • n narceine An alkaloid (C23H29NO9) contained in opium. It is sparingly soluble in water and alcohol. It forms fine silky inodorous bitter crystals. Narceine is sometimes used in medicine as a substitute for morphine.
    • n narceine An acid coal-tar color of the monoazo type, prepared by combining diazotized sulphanilic acid with β-naph-thol and then treating the product with sodium bisulphite. It dyes wool orange in an acid bath, but is chiefly used in textile-printing.
    • ***


Webster's Revised Unabridged Dictionary
L. narce, numbness, torpor, Gr. : cf. F. narcéïne,