1. [ noun ] Last name, frequency rank in the U.S. is 21569
2. [ noun ] (physics) wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed
Synonyms: geartrain power_train train gears

"the fool got his tie caught in the geartrain"

Related terms: wheelwork epicyclic_train reduction_gear engine
Similar spelling:   Gering