permission

/pəˈmɪʃən/ noun [U]

Definition

› when you allow someone to do something: She gave him permission without asking any questions. [+ to do sth] He has permission to stay in the country for one more year. They even have to ask for permission before they go to the toilet. He took the car without permission.

(Definition of permission noun from the Cambridge Learner's Dictionary © Cambridge University Press)