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flywheel

noun [C]
 
 
/ˈflaɪ.wiːl/ specialized

Definition

a heavy wheel in a machine that helps the machine to work at a regular speedMachinery and machinesHousehold equipment and domestic choresThe engine and engine partsEngines and motors
(Definition of flywheel noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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