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metopon
Definitions
[], (Noun)
Definitions:
- A narcotic analgesic derived from morphine, usually administered as the hydrochloride; dihydromethylmorphinone, C₁₈ H₂₁ NO₃.
Phrases:
Origin
:
1940s; earliest use found in Journal of the American Medical Association. Perhaps from met- + -o (in hydro-) + -p- + -on (in -one)
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definition by Oxford Dictionaries