noun
- a toothed wheel that meshes with another toothed wheel to transmit motion or change speed or direction in machinery
Usage: mechanical engineering
Examples
- The gearwheel in the clock mechanism had several broken teeth.
- Each gearwheel in the transmission system must be precisely aligned.
- The bicycle’s gearwheel allows riders to change speeds easily.
- A small gearwheel drives a larger one to reduce the motor’s speed.
- The factory produces gearwheels for automotive applications.
- When the gearwheel jammed, the entire machine stopped working.