Etymology : Middle English, from Old English; akin to Old High German offan open, Old English up up
Pronunciation : O-p&n, -p
&m
Function : adjective
Date : before 12th century
1. spacious place; wilderness, outdoors; open air, fresh air; competition in which both professionals and amateurs may compete; state of being unconcealed. move to an open position; be moved to an open position; begin; clear from obstructions; lead out or into; spread out; unseal; expose; make vulnerable; become receptive; remove restrictions; make accessible; make available. not closed; not sealed; exposed, vulnerable; honest, frank; receptive; unrestricted; spread out; accessible; available. openx/open.
2. Free of access; not shut up; not closed; affording unobstructed ingress or egress; not impeding or preventing passage; not locked up or covered over; applied to passageways; as, an open door, window, road, etc.; also, to inclosed structures or objects; as, open houses, boxes, baskets, bottles, etc.; also, to means of communication or approach by water or land; as, an open harbor or roadstead.
3. Free to be used, enjoyed, visited, or the like; not private; public; unrestricted in use; as, an open library, museum, court, or other assembly; liable to the approach, trespass, or attack of any one; unprotected; exposed.
4. Free or cleared of obstruction to progress or to view; accessible; as, an open tract; the open sea.
5. Not drawn together, closed, or contracted; extended; expanded; as, an open hand; open arms; an open flower; an open prospect.
6. Without reserve or false pretense; sincere; characterized by sincerity; unfeigned; frank; also, generous; liberal; bounteous; applied to personal appearance, or character, and to the expression of thought and feeling, etc.
7. Not concealed or secret; not hidden or disguised; exposed to view or to knowledge; revealed; apparent; as, open schemes or plans; open shame or guilt.
8. Not of a quality to prevent communication, as by closing water ways, blocking roads, etc.; hence, not frosty or inclement; mild; used of the weather or the climate; as, an open season; an open winter.
9. Not settled or adjusted; not decided or determined; not closed or withdrawn from consideration; as, an open account; an open question; to keep an offer or opportunity open.
10. Free; disengaged; unappropriated; as, to keep a day open for any purpose; to be open for an engagement.
11. Uttered with a relatively wide opening of the articulating organs; said of vowels; as, the än fär is open as compared with the ā in sāy.
12. Uttered, as a consonant, with the oral passage simply narrowed without closure, as in uttering s.
13. Open or unobstructed space; clear land, without trees or obstructions; open ocean; open water.
14. To make or set open; to render free of access; to unclose; to unbar; to unlock; to remove any fastening or covering from; as, to open a door; to open a box; to open a room; to open a letter.
15. To spread; to expand; as, to open the hand.
16. To disclose; to reveal; to interpret; to explain.
17. To make known; to discover; also, to render available or accessible for settlements, trade, etc.
18. To enter upon; to begin; as, to open a discussion; to open fire upon an enemy; to open trade, or correspondence; to open a case in court, or a meeting.
19. To loosen or make less compact; as, to open matted cotton by separating the fibers.
20. To unclose; to form a hole, breach, or gap; to be unclosed; to be parted.
21. To expand; to spread out; to be disclosed; as, the harbor opened to our view.
22. To begin; to commence; as, the stock opened at par; the battery opened upon the enemy.
23. To bark on scent or view of the game. information that has become public; "all the reports were out in the open"; "the facts had been brought to the surface" a tournament in which both professionals and amateurs may play a clear or unobstructed space or expanse of land or water; "finally broke out of the forest into the open" make available; "This opens up new possibilities" become available; "an opportunity opened up" make the opening move; "Kasparov opened with a standard opening" cause to open or to become open; "Mary opened the car door" become open; "The door opened" display the contents of a file or start an application as on a computer begin or set in action, of meetings, speeches, recitals, etc.; "He opened the meeting with a long speech" start to operate or function or cause to start operating or functioning; "open a business" have an opening or passage or outlet; "The bedrooms open into the hall" ready for business; "the stores are open" not having been filled; "the job is still open" receptive to new ideas; "an open mind"; "open to new ideas" opened out; "an open newspaper" relatively empty of and unobstructed by fences or hedges or headlands or shoals; "in open country"; "the open countryside"; "open waters"; "on the open seas" sincere and free of reserve in expression; "Please be open with me" lax in enforcing laws; "an open town" without undue constriction as from e.g. tenseness or inhibition; "the clarity and resonance of an open tone"; "her natural and open response" affording unobstructed entrance and exit; not shut or closed; "an open door"; "they left the door open" affording free passage or access; "open drains"; "the road is open to traffic"; "open ranks" used of mouth or eyes; "keep your eyes open"; "his mouth slightly opened" having no protecting cover or enclosure; "an open boat"; "an open fire"; "open sports cars" of a set; containing points whose neighborhood consists of other points of the same set, or being the complement of an open set; of an interval; containing neither of its end points open to or in view of all; "an open protest"; "an open letter to the editor" accessible to all; "open season"; "an open economy" not sealed or having been unsealed; "the letter was already open"; "the opened package lay on the table" not secret; "open plans"; "an open ballot" not brought to a conclusion; subject to further thought; "an open question"; "our position on this bill is still undecided"; "our lawsuit is still undetermined".
24. 1. If you open something such as a door, window, or lid, or if it opens, its position is changed so that it no longer covers a hole or gap. He opened the window and looked out The church doors would open and the crowd would surge out. ¡Ù close, shut Open is also an adjective. an open window A door had been forced open.
25. If you open something such as a bottle, box, parcel, or envelope, you move, remove, or cut part of it so you can take out what is inside. The Inspector opened the packet of cigarettes The capsules are fiddly to open. Open is also an adjective. an open bottle of milk I tore the letter open. Open up means the same as open. He opened up a cage and lifted out a 6ft python.
26. If you open something such as a book, an umbrella, or your hand, or if it opens, the different parts of it move away from each other so that the inside of it can be seen. He opened the heavy Bible The officer's mouth opened, showing white, even teeth. Open is also an adjective. Without warning, Bardo smacked his fist into his open hand His mouth was a little open, as if he'd started to scream. Open out means the same as open. Keith took a map from the dashboard and opened it out on his knees. oval tables which open out to become circular.
27. If you open a computer file, you give the computer an instruction to display it on the screen. Double click on the icon to open the file.
28. When you open your eyes or your eyes open, you move your eyelids upwards, for example when you wake up, so that you can see:
When I opened my eyes I saw a man with an axe standing at the end of my bed His eyes were opening wide. Open is also an adjective. As soon as he saw that her eyes were open he sat up.
29. If you open your arms, you stretch them wide apart in front of you, usually in order to put them round someone. She opened her arms and gave me a big hug.
30. If you describe a person or their character as open, you mean they are honest and do not want or try to hide anything or to deceive anyone. He had always been open with her and she always felt she would know if he lied She has an open, trusting nature. + openness open·ness a relationship based on honesty and openness.
31. If you describe a situation, attitude, or way of behaving as open, you mean it is not kept hidden or secret. The action is an open violation of the Vienna Convention Hearing the case in open court is only one part of the judicial process. + openness open·ness the new climate of political openness.
32. If you are open to suggestions or ideas, you are ready and willing to consider or accept them. They are open to suggestions on how working conditions might be improved. = receptive.
33. If you say that a system, person, or idea is open to something such as abuse or criticism, you mean they might receive abuse or criticism because of their qualities, effects, or actions. The system, though well-meaning, is open to abuse = susceptible.
34. If you say that a fact or question is open to debate, interpretation, or discussion, you mean that people are uncertain whether it is true, what it means, or what the answer is. It is an open question how long that commitment can last.
35. If people open something such as a blocked road or a border, or if it opens, people can then pass along it or through it. The rebels have opened the road from Monrovia to the Ivory Coast The solid rank of police officers lining the courtroom opened to let them pass. ¡Ù close Open is also an adjective. We were part of an entire regiment that had nothing else to do but to keep that highway open. Open up means the same as open. As rescue workers opened up roads today, it became apparent that some small towns were totally devastated When the Berlin Wall came down it wasn't just the roads that opened up but the waterways too.
36. If a place opens into another, larger place, you can move from one directly into the other. The corridor opened into a low smoky room. Open out means the same as open. narrow streets opening out into charming squares.
37. An open area is a large area that does not have many buildings or trees in it. Officers will also continue their search of nearby open ground.
38. An open structure or object is not covered or enclosed. Don't leave a child alone in a room with an open fire. open sandwiches.
39. An open wound is one from which a liquid such as blood is coming.
40. If you open your shirt or coat, you undo the buttons or pull down the zip. I opened my coat and let him see:
the belt. Open is also an adjective. The top can be worn buttoned up or open over a T-shirt.
41. When a shop, office, or public building opens or is opened, its doors are unlocked and the public can go in. Banks closed on Friday afternoon and did not open again until Monday morning. a gang of three who'd apparently been lying in wait for him to open the shop. opening and closing times. Open is also an adjective. His shop is open Monday through Friday, 9am to 6pm.
42. When a public building, factory, or company opens or when someone opens it, it starts operating for the first time. The original station opened in 1754 The complex opens to the public tomorrow They are planning to open a factory in Eastern Europe ¡Ù close, shut Open is also an adjective. any operating subsidy required to keep the pits open. + opening openings open·ing He was there, though, for the official opening.
43. If something such as a meeting or series of talks opens, or if someone opens it, it begins. an emergency session of the Russian Parliament due to open later this morning They are now ready to open negotiations. + opening open·ing a communique issued at the opening of the talks.
44. If an event such as a meeting or discussion opens with a particular activity or if a particular activity opens an event, that activity is the first thing that happens or is dealt with. You can also say that someone such as a speaker or singer opens by doing a particular thing. The service opened with a hymn I opened by saying, `Honey, you look sensational.' Pollard opened the conversation with some small talk. = begin ¡Ù end.
45. On the stock exchange, the price at which currencies, shares, or commodities open is their value at the start of that day's trading. Gold declined $2 in Zurich to open at 385.50 In Paris and Milan, the dollar opened almost unchanged. ¡Ù close.
46. When a film, play, or other public event opens, it begins to be shown, be performed, or take place for a limited period of time. A photographic exhibition opens at the Royal College of Art on Wednesday + opening open·ing He is due to attend the opening of the Asian Games on Saturday.
47. If you open an account with a bank or a commercial organization, you begin to use their services. He tried to open an account at the branch of his bank nearest to his workplace.
48. If an opportunity or choice is open to you, you are able to do a particular thing if you choose to. There are a wide range of career opportunities open to young people.
49. To open opportunities or possibilities means the same as to open them up. The chief of naval operations wants to open opportunities for women in the Navy A series of fortunate opportunities opened to him.
50. You can use open to describe something that anyone is allowed to take part in or accept. A recent open meeting of College members revealed widespread dissatisfaction A portfolio approach would keep entry into the managerial profession open and flexible. an open invitation.
51. If something such as an offer or job is open, it is available for someone to accept or apply for. The offer will remain open until further notice. see also:
opening 6.
52. If you do something in the open, you do it out of doors rather than in a house or other building. Many are sleeping in the open because they have no shelter.
53. If an attitude or situation is in the open or out in the open, people know about it and it is no longer kept secret. The medical service had advised us to keep it a secret, but we wanted it in the open.
54. If something is wide open, it is open to its full extent. The child had left the inner door wide open.
55. If you say that a competition, race, or election is wide open, you mean that anyone could win it, because there is no competitor who seems to be much better than the others. The competition has been thrown wide open by the absence of the world champion.
56. with open arms: see:
arm to open the door: see door to keep your eyes open: see eye with your eyes open: see eye to open your eyes: see eye to open fire: see fire to open your heart: see heart the heavens open: see heaven an open mind: see mind to open your mind: see mind to keep your options open: see option. an important national golf competition, especially the British Open Championship or the US Open Championship. open end trust open cluster Open Door policy open market operation open hearth process open heart surgery.