Closed
/kləʊzd/
The meaning and definition of Closed, with examples, synonyms, and a word game to make it stick.
Definition
adjective
-
(of a set) Such that its image under the specified operation is contained in it.
“The set of integers is closed under addition: \forall x,y\in\mathbb{Z}\,x+y\in\mathbb{Z}.”
-
Not public.
“closed source a closed committee”
verb
- (social) To finish, to terminate.
- To come or gather around; to enclose; to encompass; to confine.
Definitions from the Free Dictionary API
A word like “Closed” rarely sticks from a single glance at a definition. WordMaster turns vocabulary into a game you play in context so it stays with you. Read the meaning above, then guess it in the tile, anagram, or hangman format — and every word you meet is logged for review.