Meaning of “take (sth) over” - Learner’s Dictionary

take (sth) over

phrasal verb with take us uk /teɪk/ verb [ T ] past tense took, past participle taken

B2 to get control of or responsibility for something:

They've recently been taken over by a larger company.
Who'll be taking over from Cynthia when she retires?

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