Meaning of “vindicate” - Learner’s Dictionary

vindicate

verb [ T ] uk us /ˈvɪndɪkeɪt/ formal

to prove that what someone said or did was right after people generally thought it was wrong

vindication uk us /ˌvɪndɪˈkeɪʃən/ noun [ C, U ] formal

(Definition of “vindicate” from the Cambridge Learner’s Dictionary © Cambridge University Press)