permission

Agreement from someone with authority that allows you to do something.

• You need permission to enter.
• Her parents gave her permission to travel.
• Did you ask for permission before using my car?

How to use it: permission to do something (We have permission to use the hall.); ask someone for permission (Ask your teacher for permission to leave.)

Similar words: consent, approval, authorization

Common phrases: ask for permission, give someone permission, permission to leave, permission of something

A computer setting that controls who can open, read, or change a file.

• Check the permission settings for this folder.
• Only the owner can change that file permission.
• The program failed because it lacked write permission.

Similar words: access right

Common phrases: file permission, permission settings, change permission