crankshaft

noun

crank·​shaft ˈkraŋk-ˌshaft How to pronounce crankshaft (audio)
1
: a shaft driven by or driving a crank
2
: a shaft consisting of a series of cranks and crankpins to which the connecting rods of an engine are attached

Examples of crankshaft in a Sentence

Recent Examples on the Web
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Built in 1922, the 4,350-square-foot structure once housed a machine shop that manufactured crankshafts. Brendel Hightower, USA TODAY, 10 Mar. 2025 The work included fitting such go-fast components as a Crower billet crankshaft, Manley titanium valves, an LSM custom camshaft, Kaase Boss cylinder heads, and a McLeod clutch and flywheel for the Tremec T56 Magnum six-speed manual transmission. Howard Walker, Robb Report, 3 Mar. 2025 True, the basic moving parts, such as pistons, crankshafts, and valves, remain largely unchanged, but everything else about the process of capturing energy from burning gasoline is in flux. IEEE Spectrum, 30 July 2018 Hidden inside an overhead-cam straight six, H6’s seven-bearing crankshaft was carved out of a 700-pound steel billet and weighed 90 pounds finished and polished. Raphael Orlove, Robb Report, 27 Feb. 2025 See All Example Sentences for crankshaft

Word History

First Known Use

1854, in the meaning defined at sense 1

Time Traveler
The first known use of crankshaft was in 1854

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Cite this Entry

“Crankshaft.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crankshaft. Accessed 19 Mar. 2025.

Kids Definition

crankshaft

noun
crank·​shaft -ˌshaft How to pronounce crankshaft (audio)
: a shaft turning or driven by a crank or made up of a series of cranks

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