Definition of Closed

1. Adjective. Not open or affording passage or access. "Our neighbors peeped from behind closed curtains"

2. Adjective. (set theory) of an interval that contains both its endpoints.
Category relationships: Math, Mathematics, Maths
Antonyms: Open

3. Adjective. Not open. "The door slammed shut"
Exact synonyms: Shut, Unopen
Antonyms: Open

4. Adjective. Used especially of mouth or eyes. "His eyes were shut against the sunlight"
Exact synonyms: Shut
Similar to: Blinking, Winking, Compressed, Tight, Squinched, Squinting
Antonyms: Open

5. Adjective. Requiring union membership. "A closed shop"
Similar to: Union

6. Adjective. With shutters closed.
Similar to: Shuttered

7. Adjective. Not open to the general public. "A closed meeting"
Similar to: Restricted

8. Adjective. Not having an open mind. "A closed mind unreceptive to new ideas"
Exact synonyms: Unsympathetic
Similar to: Unreceptive

9. Adjective. Blocked against entry. "A closed porch"
Exact synonyms: Closed In
Similar to: Enclosed

Definition of Closed

1. Adjective. Sealed, made inaccessible or impassable; not open ¹

2. Adjective. (context: of a store or business) Not operating or conducting trade ¹

3. Adjective. Non public (as in closed source) ¹

4. Adjective. (topology of a set) Having an open complement. ¹

5. Adjective. (mathematics of a set) Such that its image under the specified operation is contained in it. ¹

6. Adjective. (mathematics logic of a formula) Lacking a free variable. ¹

7. Verb. (past of close) ¹

¹ Source:

Definition of Closed

1. close [v] - See also: close

Closed Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Closed Images

Lexicographical Neighbors of Closed

close support
close supporting fire
close the door on
close the face
close the stable door after the horse has bolted
close to
close to home
close to one's vest
close to the vest
close to the wind
close together(p)
close up
close up shop
closed (current term)
closed-angle glaucoma
closed-circuit television
closed-cut valley
closed-end fund
closed-end investment company
closed-heart surgery

Literary usage of Closed

Below you will find example usage of this term as found in modern and/or classical literature:

1. Annual Report by New York (State) (1872)
"Rebuilding lock No. 2 $1, 224 00 Removing wall bench, etc., from lock No. 2 to Port Raising and repairing Troy 4am 8791 18 - 21964 18 closed. ..."

2. The American Journal of Psychology by Granville Stanley Hall, Edward Bradford Titchener (1913)
"Specifically the question called for a determination of the apparent distance of the after-image from the eye and its size on the closed field of vision, ..."

3. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1868)
"the same generator; and, making them first extremities, proceed to inscribe 27i'gons. (1) If these assumed points be found to be first extremities of closed ..."

4. Journal of the American Chemical Society by American Chemical Society (1879)
"The open-shell SCF-MO method differs from the closed shell one in that it does provide additional allowance for correlation through its use of different ..."

5. The Best Plays by Burns Mantle, Louis Kronenberger (1899)
"477 (closed January 17, 1942) The Doctor's Dilemma 121 (closed June 21, 1941) The Man Who Came to Dinner 739 (closed July 12, 1941) Watch on the Rhine . ..."

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