1 a sudden bursting or breaking （突然的）破裂，裂开

2 (formal 正式) the sudden ending of good relations between two people or groups 决裂；绝交；失和；闹翻 rupture verb [I,T] Her appendix ruptured and she had to have emergency surgery. 她阑尾突然破裂，不得不紧急动手术。