Skip to definition.
Get the FREE one-click dictionary software for Windows.
NEW iPhone Audio English dictionary


Noun: gearbox  'gi(-u)r`bóks
  1. The shell (metal casing) in which a train of gears is sealed
    - gear box, gear case

Derived forms: gearboxes

Type of: case, casing, shell

Part of: transmission, transmission system

Encyclopedia: Gearbox