trimethylarsine

T1R1I1M3E1T1H4Y4L1A1R1S1I1N1E1

noun

The compound (CH₃)₃As

OriginEnglish arsine ← Middle English arsenik ← Middle French arsenic →
Scrabble 23
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Meanings

nountrimethylarsine (uncountable)
  1. uncountablechemistryThe compound (CH₃)₃As

Origin

  1. Proto-Indo-European*tréyes
  2. Proto-Indo-European*tri-
  3. Proto-Italic*tri-
  4. Latintri-
  5. Englishtri-
  6. Proto-Indo-European*médʰu
  7. Proto-Hellenic*métʰu
  8. Ancient Greekμέθυ (méthu)
  9. Proto-Indo-European*swel-der.?
  10. Ancient Greekῡ̔́λη (hū́lē)
  11. GermanMethy
  12. Englishmethyl
  13. Englishtrimethyl
  14. Proto-Indo-European*ǵʰelh₃-
  15. Proto-Indo-European*ǵʰl̥h₃enyom
  16. Proto-Indo-Iranian*ȷ́ʰr̥Hanyam
  17. Proto-Iranian*jr̥Hanyam
  18. Old Median*zaranyam
  19. Old Median*kā
  20. Old Median*zaraniyakā
  21. Middle Persian*zarnīk
  22. Classical Syriacܙܪܢܝܟܐ (zarnīḵā)
  23. Arabicالزَرْنِيخ (az-zarnīḵ)
  24. Medieval Greekἀρσενικόν (arsenikón)
  25. Latinarsenicum
  26. Middle Frencharsenic
  27. Middle Englisharsenik
  28. Englisharsenic
  29. Englisharsine
  30. Englishtrimethylarsine

From trimethyl + arsine.

Full word history & related roots →

Translations

French triméthylarsine
  • triméthylarsineorganic compound
German Trimethylarsin
  • Trimethylarsinorganic compound
Italian trimetilarsina
  • trimetilarsinaorganic compound
Portuguese trimetilarsina
  • trimetilarsinaorganic compound
Spanish trimetilarsina
  • trimetilarsinaorganic compound
Cite this entry
APA

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

MLA

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

Chicago

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

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