nalbuphine

N1A1L1B3U1P3H4I1N1E1
/ˈnæl.bjʊ.fiːn/

noun

A synthetic opioid antagonist which is very similar to morphine in chemical structure and is given by injection (usually in the form of its hydrochloride) as an analgesic; (−)-(5R,6S,14S)-9a-cyclobutylmethyl-4,5-epoxymorphinan-3,6,14-triol, C₂₁H₂₇NO₄.

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Meanings

nounnalbuphine (uncountable)
  1. uncountablemedicineA synthetic opioid antagonist which is very similar to morphine in chemical structure and is given by injection (usually in the form of its hydrochloride) as an analgesic; (−)-(5R,6S,14S)-9a-cyclobutylmethyl-4,5-epoxymorphinan-3,6,14-triol, C₂₁H₂₇NO₄.

Origin

From nal(or)phine + (cyclo)bu(tyl).

Full word history & related roots →
Cite this entry
APA

nalbuphine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/nalbuphine

MLA

“nalbuphine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nalbuphine. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “nalbuphine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/nalbuphine.

Source: nalbuphine on Wiktionary, CC BY-SA 4.0.