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spur gear

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noun Machinery.

a gear having straight teeth cut on the rim parallel to the axis of rotation.

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Also called spur wheel.

Origin of spur gear

First recorded in 1815–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for spur gear

British Dictionary definitions for spur gear

spur gear

spur wheel


noun

a gear having involuted teeth either straight or helically cut on a cylindrical surface. Two such gears are used to transmit power between parallel shafts
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
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