Meaning of “verify” - Learner’s Dictionary

verify

verb [ T ] us uk /ˈverɪfaɪ/

to prove that something is true, or do something to discover if it is true:

It was impossible to verify her statement.
verification noun [ U ] us uk /ˌverɪfɪˈkeɪʃən/

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