noun
- small wheels or discs that can be rotated with the thumb to adjust settings or scroll through options on electronic devices
Usage: plural form of thumbwheel
Examples
- The old radio had thumbwheels for tuning to different stations.
- She adjusted the volume using the thumbwheels on her headphones.
- The device featured thumbwheels for easy navigation through the menu.
- Engineers designed thumbwheels that were easy to grip and turn.
- The thumbwheels on the control panel allowed precise adjustments.
- Modern smartphones have largely replaced physical thumbwheels with touchscreens.