wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed
"the fool got his tie caught in the geartrain"
The ratio of a system of gears.
"The mechanic spent hours adjusting the gearing to ensure the engine delivered maximum torque at low speeds."
present participle of gear
"The company is gearing up to launch its new product line next month after months of preparation."
A surname.
"The Gearing family has lived in that coastal town for three generations."