heteroallene

H4E1T1E1R1O1A1L1L1E1N1E1

noun

Any compound formally derived from an allene by replacing one or more carbon atoms of the cumulative bond system by another atom e.g. O=C=O (carbon dioxide) or CH₂=C=O (ketene).

OriginEnglish allene ← Ancient Greek ἕτερος (héteros) ← Proto-Hellenic *hə́teros →
Scrabble 15
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Meanings

nounheteroallene (plural heteroallenes)

plural heteroallenes

  1. chemistryAny compound formally derived from an allene by replacing one or more carbon atoms of the cumulative bond system by another atom e.g. O=C=O (carbon dioxide) or CH₂=C=O (ketene).

Origin

  1. Proto-Indo-European*sem-
  2. Proto-Indo-European*sḿ̥teros
  3. Proto-Hellenic*hə́teros
  4. Ancient Greekἕτερος (héteros)
  5. Englishhetero-
  6. Englishallene
  7. Englishheteroallene

From hetero- + allene.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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