Meaning of CATHODE in English


/ ˈkæθəʊd; NAmE -oʊd/ noun

( technical ) the electrode in an electrical device where reduction occurs; the negative electrode in an electrolytic cell and the positive electrode in a battery

—compare anode



mid 19th cent.: from Greek kathodos way down, from kata- down+ hodos way.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.