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Gearbox
noun
Definitions
Noun
- 1 An enclosed gear train.
- 2 the shell (metal casing) in which a train of gears is sealed wordnet
- 3 That part of a car's transmission containing the train of gears, and to which the gear lever is connected.
Etymology
From gear + box.
See also for "gearbox"
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Unscramble this word: gearbox