gear - noun

a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion

wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed

a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle)

equipment consisting of miscellaneous articles needed for a particular operation or sport etc.

gear - verb

• set the level or character of

gear - thesaurus

appurtenance   cogwheel   gearing   geartrain   paraphernalia   pitch   train