Found 2 items, similar to gearbox.
English → English (WordNet) Definition: gearbox gearbox n : the shell (metal casing) in which a train of gears is sealed [syn: gear case]
English → English (gcide) Definition: gearbox gearbox \gear"box`\ n. the metal casing in which a train of gears is sealed. Syn: gear case. [WordNet 1.5]