invalidate
/ɪnˈvælɪdeɪt; ɪn`væləˌdet/ v[Tn]
make (sth) invalid 使（某事物）无效或作废
faulty logic which invalidated her argument 造成她的论据不能成立的错误逻辑. invalidation/ ɪnˌvælɪˈdeɪʃn; ɪnˌvælə`deʃən/ n [U]
(action of) making sth invalid 无效; 作废
The making of false statements could result in the invalidation of the contract. 提供虚假资料可能导致合同失效.