pinion

/pˈɪniən/

/ˈpɪnjən/

Pinion

wing of a bird

synonyms : pennon

any of the larger wing or tail feathers of a bird

a gear with a small number of teeth designed to mesh with a larger wheel or rack

to pinion

MAIN VERB

cut the wings off (of birds)

bind the arms of

synonyms : shackle

Examples

1. This pinion slides over the center wheel's shaft.

2. The center wheel also drives the pinion of the third wheel, which is intermediate.

3. Here a Brushless DC motor drives the steering column and the pinion.

4. Power from the engine is transferred to the ring gear through a pinion gear.