nalorphine

American

[nal-er-feen, nal-awr-feen] / ˈnæl ərˌfin, nælˈɔr fin /

noun

Pharmacology.

a white, crystalline, water-soluble powder, C 1 9 H 2 1 NO 3 , used to nullify respiratory depression due to narcotics and for the diagnosis of addiction to narcotics.

1950–55; N-al(lyln)or(mor)phine; see allyl, nor-, morphine

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