gearbox
Translation
transmission
Examples
The car needs a new gearbox.
The car needs a new transmission.
An automatic gearbox is easier to use.
An automatic transmission is easier to use.
Grammar Patterns
((a/the)) gearbox a box containing gears (US: transmission) The car needs a new gearbox.
Similar Words
Synonyms: transmission (the more common term in US English)
Etymology
From 'gear' (a mechanism for transmitting motion) and 'box' (a container). A box containing gears.
Memory Tips
Picture a literal box full of interlocking gears. In the US, you'll almost always hear 'transmission' instead.