Denotation vs. Connotation


or push rod

[poo sh-rod] /ˈpʊʃˌrɒd/
noun, Automotive.
a rod in an overhead-valve engine that is part of the linkage used to open and close the valves.
Origin of pushrod
1905-10; push + rod Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for push rod
Historical Examples
  • Thus the spring holds the end of the push rod at all times against the periphery of the cam.

    The Gasoline Motor Harold Whiting Slauson
  • This push rod, in some instances, is a small bar of special steel that slides in guides of long-wearing bearing alloy.

    The Gasoline Motor Harold Whiting Slauson
  • The valves are operated through a push rod and rocker arm construction, which is 7⁄16′′ and exceedingly light.

    Aviation Engines Victor Wilfred Pag
  • This is primarily intended for taking up any wear that may occur at the ends of the push rod or valve stem.

    The Gasoline Motor Harold Whiting Slauson
  • Stiffening the spring, however, will be of but little help if the stem or push rod is tight in the guides through which it slides.

    The Gasoline Motor Harold Whiting Slauson
  • A spring of extremely large diameter returns the valve; a second spring located at the cylinder base handles the push rod linkage.

    Aviation Engines Victor Wilfred Pag
  • The cam and push rod design is extremely ingenious and the whole valve construction turns out very light.

    Aviation Engines Victor Wilfred Pag
British Dictionary definitions for push rod


a metal rod transmitting the reciprocating motion that operates the valves of an internal-combustion engine having the camshaft in the crankcase
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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