driving wheel

noun

: a wheel that communicates motion: such as
a
: one of the large wheels of a locomotive to which the side rods are attached and which are driven by the engine connecting rods : driver
b
: the main wheel of a watch or clock that transmits the driving power of the spring, weight, or electromagnetic impulse to the succeeding parts of the train

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Cite this Entry

“Driving wheel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/driving%20wheel. Accessed 21 May. 2024.

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