differential gear

noun

, Machinery.

1. differential ( def 7 ).
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

Differential gear in main axle, with locking device when both traction wheels are required to pull out of a hole.

From Project Gutenberg

By bevel gears and a long shaft the power is conducted to the differential gear in connection with the rear wheels.

From Project Gutenberg

Engine has a new reversible eccentric, and differential gear, with usual fittings.

From Project Gutenberg

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

From Project Gutenberg

Of the relative merits of different forms of differential gear there is little to be said.

From Project Gutenberg