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English definition of “rheostat”


noun [C]     /ˈriː.ə.stæt/ US  /-oʊ-/ specialized
a device used to control and change the flow of electric current through a machine such as an electric light Electrical components and circuitryMachinery and machinesHousehold equipment and domestic chores
(Definition of rheostat noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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