Meaning of “approval” - Learner’s Dictionary

approval

noun [ U ] uk us /əˈpruːvəl/
GOOD OPINION

B2 an opinion that something or someone is good or right:

I don't need his approval.
→ Opposite disapproval
PERMISSION

B2 official permission:

The project has now received approval from the government.

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