A system of gears or other parts for transmitting motion
A wheel with teeth around its rim that mesh with the teeth of another wheel to transmit motion. Gears are used to transmit power (as in a car transmission) or change the direction of motion in a mechanism (as in a differential axle). Fixed ratios of speed in various parts of a machine is often established by the arrangement of gears.
wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed
The definition of a train is something that hangs down and trails behind.
Find another word for power-train. In this page you can discover 5 synonyms, antonyms, idiomatic expressions, and related words for power-train, like: drive-train, gearing, gear, geartrain and train.