secede[si'si:d]vt.1.■从…中脱离;割让(土地等):to secede Southern states from the Union企图把南方各州从联邦脱离出来to secede part of the territory割让领土vi.1.■(由某宗教、团体、政党等中)退出,脱离:to secede from the UN退出联合国变形vt.secededseceding