codeine

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noun co·deine \ˈkō-ˌdēn\

Definition of codeine

  1. :  a morphine derivative C18H21NO3·H2O that is found in opium, is weaker in action than morphine, and is used especially as an analgesic and antitussive

Origin and Etymology of codeine

French codéine, from Greek kōdeia poppyhead


First Known Use: 1850


CODEINE Defined for English Language Learners

codeine

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noun co·deine \ˈkō-ˌdēn\

Definition of codeine for English Language Learners

  • : a drug used to reduce pain


Medical Dictionary

codeine

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noun co·deine \ˈkō-ˌdēn, ˈkōd-ē-ən\

Medical Definition of codeine

  1. :  a morphine derivative that is found in opium, is weaker in action than morphine, and is used chiefly in the form of its sulfate (C18H21NO3)2·H2SO4 or phosphate C18H21NO3·H3PO4 especially as a pain reliever and cough suppressant Although codeine is potentially addicting, it rarely causes physical dependence when taken orally for a short time.—Consumer Reports, February l983



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