differential gear

noun

Machinery.

1. differential.

2. any of various comparable arrangements of gears, as an epicyclic train.

differential gear

noun

1. the epicyclic gear mounted in the driving axle of a road vehicle that permits one driving wheel to rotate faster than the other, as when cornering

Word History and Origins

Origin of differential gear¹

First recorded in 1885–90

Example Sentences

They also developed ball bearings, pneumatic tyres, differential gears and brakes.

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The work W is a casing for the differential gears of an automobile.

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The large set-screws holding the two halves of the rear-axle in the differential gears had worked loose and the right half was steadily working out.

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In a rear-steerer which has not an open front, whether driven by a clutch or by differential gear, I fail to discover any good quality.

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"The nuts firm, the brakes in order, the sprockets running true with the differential gear?"

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