spur gear

noun

: a gear wheel with radial teeth parallel to its axis

called also spur wheel

Illustration of spur gear

Examples of spur gear in a Sentence

Recent Examples on the Web

There seemed to be no creaks or rattles from the suspension, though there was plenty of noise from other sources: the harsh note of the Cosworth, the whoosh of the turbo, and, most of all, the heterodyning of the spur gears in the prototype transfer box. —Ray Hutton, Car and Driver, 18 Aug. 2023

Word History

First Known Use

1823, in the meaning defined above