noun
[ U , C ] ( abbr. AC ) an electric current that changes its direction at regular intervals many times a second
—compare direct current
noun
[ U , C ] ( abbr. AC ) an electric current that changes its direction at regular intervals many times a second
—compare direct current
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005