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differential gear

American

noun

Machinery.

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

differential gear British

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of differential gear

First recorded in 1885–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

From BBC

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

From Project Gutenberg

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.

From Project Gutenberg

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.

From Project Gutenberg

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

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023