trimethyl

T1R1I1M3E1T1H4Y4L1

noun

Three methyl groups in a molecule.

OriginEnglish methyl ← German Methy ← Ancient Greek ῡ̔́λη (hū́lē) →
UncommonScrabble 17
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Meanings

nountrimethyl (uncountable)
  1. in compoundsuncountablechemistryThree methyl groups in a molecule.

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

From tri- + methyl.

Full word history & related roots →

Translations

Bulgarian триметил
  • триметил (trimetil)organic chemistry: three methyl groups in a molecule
Cite this entry
APA

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

MLA

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

Chicago

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

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