consequentialism Syllabification: (con·se·quen·tial·ism)Pronunciation: /ˌkänsəˈkwenCHəlizəm/Definition of consequentialism noun Philosophy the doctrine that the morality of an action is to be judged solely by its consequences. Derivatives consequentialist adjective & noun consequentialism in other Oxford dictionaries Definition of consequentialism in the British & World English dictionary