Synonyms for closed

modified

1. Terminated

   ended, concluded, final; see finished 1.

2. Not in operation

   shut, shut down, out of order, out of service, bankrupt, out of business, closed down, closed up, padlocked, shuttered, folded up*; see also broken 2.

3. Not open

   shut, fastened, sealed; see covered 1, tight 2.

4. Not public

   restricted, exclusive, closed-door, private; see exclusive, private.