heteroallene en · NOUN
Etymology
Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sḿ̥teros Proto-Hellenic *hə́teros Ancient Greek ἕτερος (héteros)lbor. English hetero- English allene English heteroallene From hetero- + allene.
Meanings
- 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).
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| heteroallenes | Number=Plur | lexicographic |