[kləʊzd], (Adjective)

Definitions:
- not open
(e.g: rooms with closed doors lined the hallway)

- (of a business) having ceased trading, especially for a short period
(e.g: he put the ‘Closed’ sign up on the door)

- (of a set) having the property that the result of a specified operation on any element of the set is itself a member of the set


Phrases:
- behind closed doors
- closed book

Origin: