Definitions of closed

1. of a curve or surface; having no end points or boundary curves; of a set; having members that can be produced by a specific operation on other members of the same set; of an interval; containing both its endpoints

2. of Close

3. shut down; " the airport is closed because of the weather"; " the many closed shops and factories made the town look deserted"

4. ( of the wings of birds and insects) closed together

5. not open; " the door slammed shut"

6. not open or affording passage or access; " the many closed streets made travel difficult"; " our neighbors peeped from behind closed curtains"

7. blocked against entry; " a closed porch"

8. ( mathematics) of a curve or surface; having no end points or boundary curves; of a set; having members that can be produced by a specific operation on other members of the same set; of an interval; containing both its endpoints

9. not open to the general public; " a closed meeting"

10. requiring union membership; " a closed shop"