Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun pinion_and_ring_gear
1 sense of pinion and ring gear
Sense 1
bevel gear, pinion and crown wheel, pinion and ring gear -- (gears that mesh at an angle)
=> gear, gear wheel, geared wheel, cogwheel -- (a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion)