diethynyl

D2I1E1T1H4Y4N1Y4L1

noun

Two ethynyl groups in a molecule

OriginEnglish ethynyl ← Latin di- ← Ancient Greek δῐ- (dĭ-) →
Scrabble 19
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Meanings

noundiethynyl (uncountable)
  1. in compoundsuncountablechemistryTwo ethynyl groups in a molecule

Origin

  1. Proto-Indo-European*dwóh₁
  2. Proto-Indo-European*dwi-
  3. Proto-Hellenic*dwi-
  4. Ancient Greekδῐ- (dĭ-)
  5. Latindi-
  6. Englishdi-
  7. Englishethynyl
  8. Englishdiethynyl

From di- + ethynyl.

Full word history & related roots →
Cite this entry
APA

diethynyl. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/diethynyl

MLA

“diethynyl.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/diethynyl. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “diethynyl,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/diethynyl.

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