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English definition of “cathode”

cathode

noun [C]     /ˈkæθ.əʊd/ US  /-oʊd/ specialized
one of the electrodes (= object that electricity moves through) in a piece of electrical equipment. The cathode is the positive electrode in a battery and the negative electrode in an electrolytic cell. → Compare anodeElectrical components and circuitry
(Definition of cathode noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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