the policy of not becoming involved in the affairs of other countries or groups
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
NAmE//ˌaɪsəˈleɪʃənɪst//
adjective, noun an isolationist foreign policy See isolationism in the Oxford Advanced Learner's DictionaryCheck pronunciation: isolationism