a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle) | a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion |
| equipment consisting of miscellaneous articles needed for a particular operation or sport etc. |
| 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) |