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crankshaft

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noun crank·shaft \ˈkraŋk-ˌshaft\

Simple Definition of crankshaft

  • : a long metal piece that connects a vehicle's engine to the wheels and helps turn them

Source: Merriam-Webster's Learner's Dictionary

Full Definition of crankshaft

  1. 1 :  a shaft driven by or driving a crank

  2. 2 :  a shaft consisting of a series of cranks and crankpins to which the connecting rods of an engine are attached

1854

First Known Use of crankshaft

1854


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