thumbwheel en · NOUN
Etymology
Etymology tree English thumb Proto-Indo-European *kʷelh₁-redup. Proto-Indo-European *-os Proto-Indo-European *kʷekʷléh₂ Proto-Germanic *hweulō Old English hwēol Middle English whel English wheel English thumbwheel From thumb + wheel.
Meanings
- A small thumb or finger-operated wheel on a mechanical or electronic device.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| thumbwheels | Number=Plur | lexicographic |