unilateral UK [ˌju:.nɪ'læt.ər.əl] US [-'lætˌ.ɚ-] adjective ■involving only one group or country 单边的;单方的•The party leader has actually declared her support for unilateral nuclear disarmament (= giving up her country's nuclear weapons without first waiting for other countries to do the same).该党领导人实际上已经宣布了她支援单方面核裁军的决定。 Compare bilateral ; multilateral |