alcoholism Syllabification: (al·co·hol·ism)Pronunciation: /ˈalkəhôˌlizəm, -hä-/Translate alcoholism | into French | into German | into Italian | into Spanish Definition of alcoholism noun an addiction to the consumption of alcoholic liquor or the mental illness and compulsive behavior resulting from alcohol dependency:he had a long history of depression, drug abuse and alcoholismalcoholism in other Oxford dictionaries Definition of alcoholism in the British & World English dictionary