Word Study
codeine
CIDE DICTIONARY
codeine, n. [Gr. poppy head: cf. F. codine.].
One of the opium alkaloids; a white crystalline substance, C18H21NO3 , similar to and regarded as a derivative of morphine, but much feebler in its action; -- called also codeia . [1913 Webster]
OXFORD DICTIONARY
codeine, n. an alkaloid derived from morphine and used to relieve pain.
Etymology
Gk kodeia poppy-head + -INE(4)
THESAURUS
codeine
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