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Open   /ˈoʊpən/   Listen
Open

adjective
1.
Affording unobstructed entrance and exit; not shut or closed.  Synonym: unfastened.  "They left the door open"  Antonym: shut.
2.
Affording free passage or access.  "The road is open to traffic" , "Open ranks"  Antonym: closed.
3.
With no protection or shield.  Synonym: exposed.  "Open to the weather" , "An open wound"
4.
Open to or in view of all.  "An open letter to the editor"
5.
Used of mouth or eyes.  Synonym: opened.  "His mouth slightly opened"  Antonym: closed.
6.
Not having been filled.
7.
Accessible to all.  "An open economy"
8.
Not defended or capable of being defended.  Synonyms: assailable, undefendable, undefended.  "Open to attack"
9.
(of textures) full of small openings or gaps.  Synonym: loose.  "A loose weave"
10.
Having no protecting cover or enclosure.  "An open fire" , "Open sports cars"
11.
(set theory) of an interval that contains neither of its endpoints.  Antonym: closed.
12.
Not brought to a conclusion; subject to further thought.  Synonyms: undecided, undetermined, unresolved.  "Our position on this bill is still undecided" , "Our lawsuit is still undetermined"
13.
Not sealed or having been unsealed.  Synonym: opened.  "The opened package lay on the table"
14.
Without undue constriction as from e.g. tenseness or inhibition.  "Her natural and open response"
15.
Ready or willing to receive favorably.  Synonym: receptive.  Antonym: unreceptive.
16.
Open and observable; not secret or hidden.  Synonym: overt.  "Overt hostility" , "Overt intelligence gathering" , "Open ballots"  Antonym: covert.
17.
Not requiring union membership.
18.
Possibly accepting or permitting.  Synonyms: capable, subject.  "Open to interpretation" , "An issue open to question" , "The time is fixed by the director and players and therefore subject to much variation"
19.
Affording free passage or view.  Synonym: clear.  "A clear path to victory" , "Open waters" , "The open countryside"
20.
Openly straightforward and direct without reserve or secretiveness.  Synonyms: candid, heart-to-heart.  "An open and trusting nature" , "A heart-to-heart talk"
21.
Ready for business.
verb
(past & past part. opened; pres. part. opening)
1.
Cause to open or to become open.  Synonym: open up.  Antonym: close.
2.
Start to operate or function or cause to start operating or functioning.  Synonym: open up.  Antonym: close.
3.
Become open.  Synonym: open up.  Antonym: close.
4.
Begin or set in action, of meetings, speeches, recitals, etc..  Antonym: close.
5.
Spread out or open from a closed or folded state.  Synonyms: spread, spread out, unfold.  "Spread your arms"  Antonym: fold.
6.
Make available.  Synonym: open up.
7.
Become available.  Synonym: open up.
8.
Have an opening or passage or outlet.
9.
Make the opening move.
10.
Afford access to.  Synonyms: afford, give.  "The French doors give onto a terrace"
11.
Display the contents of a file or start an application as on a computer.  Antonym: close.
noun
1.
A clear or unobstructed space or expanse of land or water.  Synonym: clear.
2.
Where the air is unconfined.  Synonyms: open air, out-of-doors, outdoors.  "The concert was held in the open air" , "Camping in the open"
3.
A tournament in which both professionals and amateurs may play.
4.
Information that has become public.  Synonym: surface.  "The facts had been brought to the surface"



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"Open" Quotes from Famous Books



... the enemy's retirement: for the moment his long-range guns had ceased to fire. We talked seriously of the war ending by Christmas. We laughed when I opened the first Divisional message delivered at our new Headquarters: "Divisional Cinema will open at Lieramont to-morrow. Performances twice daily, 3 P.M. and 6 P.M." "That looks as if our infantry are moving out," ...
— Pushed and the Return Push • George Herbert Fosdike Nichols, (AKA Quex)

... at their ease. Mr Snow walked up and down the gallery, past the open window, and Arthur sat there beside him. They were not so far withdrawn from the rest but that they could join in the conversation that went on within. Fanny, tired of the dignity of housekeeping, brought a footstool and sat down beside Graeme; and Janet, seeing how naturally ...
— Janet's Love and Service • Margaret M Robertson

... [2441]cautery, or boil dried up, or an issue. Amatus Lusitanus cent. 2. cura. 67. gives instance in a fellow that had a hole in his arm, [2442]"after that was healed, ran mad, and when the wound was open, he was cured again." Trincavellius consil. 13. lib. 1. hath an example of a melancholy man so caused by overmuch continuance in the sun, frequent use of venery, and immoderate exercise: and in his cons. 49. lib. 3. from a [2443]headpiece overheated, ...
— The Anatomy of Melancholy • Democritus Junior

... been forgotten," he said. "I ran up to her room, and found the door open, and that she had fainted ...
— The World's Greatest Books, Vol III • Arthur Mee and J.A. Hammerton, Eds.

... man, whom I had seen at M. de Voltaire's, and whose name I shall not mention, came and asked me to give him supper. "I was present," said he, "at your argument with the great man, and though I did not open my mouth I should much like to have an hour's talk with you." By way of reply, I embraced him, begging him to excuse my dressing-gown, and telling him that I should be glad if he would spend the whole ...
— The Memoires of Casanova, Complete • Jacques Casanova de Seingalt


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