camshaft

[ kam-shaft, -shahft ]
/ ˈkæmˌʃæft, -ˌʃɑft /

noun

Machinery. a shaft bearing integral cams.

Origin of camshaft

First recorded in 1875–80;cam1 + shaft
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for camshaft

camshaft
/ (ˈkæmˌʃɑːft) /

noun

a shaft having one or more cams attached to it, esp one used to operate the valves of an internal-combustion engine
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