Codeine Definition

kōdēn, -dē-ĭn
A narcotic alkaloid, C18H21NO3H2O, derived from opium and resembling morphine, but less habit-forming: used in cough medicines and to relieve pain.
Webster's New World

Origin of Codeine

  • French codéine Greek kōdeia poppy head (from kōos cavity keuə- in Indo-European roots) -ine alkaloid –ine2

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French codéine.

    From Wiktionary

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