chlorinate Syllabification: (chlo·ri·nate)Pronunciation: /ˈklôrəˌnāt/Definition of chlorinate verb [with object] (usually as adjective chlorinated) impregnate or treat with chlorine:chlorinated water Chemistry introduce chlorine into (a compound). Derivatives chlorinationPronunciation: /ˌklôrəˈnāSHən/ noun chlorinatorPronunciation: /-ˌnātər/ noun chlorinate in other Oxford dictionaries Definition of chlorinate in the British & World English dictionary