tappet

[ tap-it ]
/ ˈtæp ɪt /

noun Machinery.

a sliding rod, intermittently struck by a cam, for moving another part, as a valve.

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Origin of tappet

First recorded in 1735–45; tap1 + -et
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for tappet

British Dictionary definitions for tappet

tappet
/ (ˈtæpɪt) /

noun

a mechanical part that reciprocates to receive or transmit intermittent motion, esp the part of an internal-combustion engine that transmits motion from the camshaft to the push rods or valves

Word Origin for tappet

C18: from tap 1 + -et
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