Definition of nalorphine in English:

nalorphine

noun

Pharmacology
  • A synthetic opioid similar to morphine in chemical structure, which acts as a mixed opioid antagonist and agonist and formerly was used in the diagnosis and treatment of narcotic abuse and overdosage; (−)-(5R,6S)-9a-allyl-4,5-epoxymorphin-7-en-3,6-diol, C₁₉H₂₁NO₃. [A trademark for this drug in the United States is Nalline.]

Origin

1950s; earliest use found in Journal of Pharmacological and Experimental Therapeutics. Shortened from N-allylnormorphine, an alternative name for the compound.

Pronunciation

nalorphine

/nəˈlɔːfiːn/