opianyl
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Opianyl — O pi*a*nyl, n. [Opianic + yl.] (Chem.) Same as {Meconin}. [1913 Webster] … The Collaborative International Dictionary of English
meconin — C10H10O4; the lactone of meconic acid, found also in Hydrastis canadensis; a hypnotic. SYN: opianyl. * * * mec·o·nin mek ə nən also mec·o·nine .nēn n a crystalline lactone C10H10O4 found in opium … Medical dictionary
