oxaphosphine

O1X8A1P3H4O1S1P3H4I1N1E1

noun

The six-membered unsaturated heterocycle containing four carbon atoms, one oxygen atom, one phosphorus atom and two double bonds

OriginEnglish phosphine ← Latin phōsphorus ← Ancient Greek φωσφόρος (phōsphóros) →
Scrabble 29
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Meanings

nounoxaphosphine (plural oxaphosphines)

plural oxaphosphines

  1. chemistryThe six-membered unsaturated heterocycle containing four carbon atoms, one oxygen atom, one phosphorus atom and two double bonds

Origin

  1. Englishoxa-
  2. Proto-Indo-European*bʰeh₂-
  3. Proto-Indo-European*bʰéh₂os
  4. Proto-Hellenic*pʰáwos
  5. Ancient Greekφᾰ́ος (phắos)
  6. Ancient Greekφῶς (phôs)
  7. Ancient Greekφωσφόρος (phōsphóros)
  8. Latinphōsphorus
  9. Englishphosphorusclip.
  10. Englishphosph-
  11. Englishphosphine
  12. Englishoxaphosphine

From oxa- + phosphine.

Full word history & related roots →
Cite this entry
APA

oxaphosphine. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/oxaphosphine

MLA

“oxaphosphine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/oxaphosphine. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “oxaphosphine,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/oxaphosphine.

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