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English definition of “alternating current”

alternating current

noun [U]    /ˈɔl·tərˌneɪ·t̬ɪŋ ˈkɜr·ənt, ˈkʌr-/
physics a form of electricity that regularly changes direction as it flows, and that is the form of electricity used in homes and buildings
(Definition of alternating current noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
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