Verb

to close (third-person singular simple present closes, present participle closing, simple past and past participle closed)

1. To obstruct (an opening).
2. To move so that an opening is closed.

   Close the door behind you when you leave.

   Jim was listening to headphones with his eyes closed.

3. To put an end to.

   close the session

4. To make (e.g. a gap) smaller.

   The runner in second place is closing the gap on the leader.

5. (surveying) To have a vector sum of 0; that is, to form a closed polygon.
6. (marketing) To make a sale.
7. (baseball, pitching) To make the final outs, usually three, of a game.

   He has closed the last two games for his team.

8. (computing) To terminate a computer program or a window or file thereof.

Synonyms

• (obstruct (an opening)): close off, close up, cover, shut, shut off
• (move (a door)): shut
• (put an end to): end, finish, terminate, wind up, close down
• (make (a gap) smaller): narrow
• (terminate a computer program): close out, exit

Antonyms

• (obstruct (an opening)): open
• (move (a door)): open
• (put an end to): begin, commence, initiate, start
• (make (a gap) smaller): extend, widen
• (terminate a computer program): open, start

Derived terms

• close down
• close in
• close off
• close one's eyes
• close out
• close ranks
• close the face
• close up

Close

Close may refer to:

• Close (surname)

In music:

• "Close", a song by Rascal Flatts from Unstoppable
• "Close", a song by Soul Asylum from Candy from a Stranger
• "Close", a song by Westlife from Coast to Coast
• "Close (to the Edit)", a song by Art of Noise

Other:

• "Close" (noun pronounced to rhyme with adjectival form of "close"), a British term for alley or cul-de-sac
• "Close", an ecclesiastical term for lawn next to a cathedral or convent
• close() – a low level IO function on file descriptor in C programming