connecting rod

noun

Definition of connecting rod

: a rod that transmits motion between a reciprocating part of a machine (such as a piston) and a rotating part (such as a crankshaft)

Examples of connecting rod in a Sentence

Recent Examples on the Web The fuel-injection system has been improved to optimize combustion, and its block, cylinder heads, connecting rods and bearings have been strengthened. Tim Spell, Houston Chronicle, "2020 Ford F-250: Off-Road Tremor addresses growing demand," 10 Apr. 2020 Pistons bop up and down, connecting rods sway their hips, and the crankshaft spins around. Jared Gall, Car and Driver, "We Celebrate the Infiniti QX50 with a Rube Goldberg Machine," 10 Mar. 2020 An actuator pivots the extra linkages between the connecting rods and the crankshaft to twerk the pistons a little higher or a little lower, resulting in a compression ratio that varies from 14.0:1 to 8.0:1. Jared Gall, Car and Driver, "Our 2019 Infiniti QX50 Underwhelms in its Complexity," 10 Mar. 2020 There are no moving pistons, no rings, no crankshaft, no connecting rods or bearings. Ray Magliozzi, courant.com, "Car Talk: Put your Tesla to the test," 9 Sep. 2019 To find the extra grunt for JCW models, Mini modified the crankshaft, installed new main bearings, a larger turbocharger, and JCW-specific pistons and connecting rods, and tweaked the compression ratio. Annie White, Car and Driver, "The 2020 Mini JCW Countryman and Clubman Get More Power," 14 May 2019 That can cause abnormal combustion and damage pistons and connecting rods. Tom Krisher, The Seattle Times, "Hyundai finds new engine problem, prompting another recall," 30 Mar. 2019 Instead of just having a connecting rod between the crankshaft and piston head, there's now a multilink arrangement around the crankshaft, with the con-rod attached to one end. Eric Bangeman, Ars Technica, "Variable-compression engine meets crossover: Infiniti QX50 review," 8 Nov. 2018 Suddenly, its piston engine blew, throwing two connecting rods. Eric Tegler, Ars Technica, "One man designed and built the ultimate bush plane," 11 Aug. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'connecting rod.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of connecting rod

1839, in the meaning defined above

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Time Traveler for connecting rod

Time Traveler

The first known use of connecting rod was in 1839

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Last Updated

21 May 2020

Cite this Entry

“Connecting rod.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/connecting%20rod. Accessed 28 May. 2020.

More from Merriam-Webster on connecting rod

Rhyming Dictionary: Words that rhyme with connecting rod

Britannica.com: Encyclopedia article about connecting rod

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