Added 8 October 2026 closed /kləʊzd/ adjective Categories: Describing WordsEveryday Words In Latin: clausus, opertus Wiktionary adjective ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about closed at Wordnik → Where our words come from → Not open or affording passage or access. the many closed streets made travel difficult (set theory) of an interval that contains both its endpoints. Not open. the door slammed shut Related Words: blockedshutrestrictedinactivetightcompressedblinddrawnunsympatheticunreceptiveunopenenclosed Back to today's word