/ˈoʊpən / (say 'ohpuhn)

1. not shut, as a door, gate, etc.
2. not closed, covered, or shut up, as a house, box, drawer, etc.
3. not enclosed as by barriers, as a space.
4. that may be entered, used, shared, competed for, etc., by all: an open session; open competition.
5. relating to land in which there are only scattered trees with grass or very light vegetation between them, usually suitable for grazing or cultivation: open country; open brigalow.
6. (of shops, etc.) ready to do business; ready to admit members of the public.
7. (of a court hearing, etc.) able to be attended by members of the public or the press.
8. (sometimes followed by to) accessible or available: the only course still open.
9. unfilled, as a position.
10. not engaged, as time.
11. without prohibition as to hunting or fishing: open season.
12. US without legal restrictions, or not enforcing legal restrictions, as to saloons, gambling places, etc.: an open town.
13. undecided, as a question.
14. liable or subject to: open to question.
15. having no cover, roof, etc.: an open boat.
16. not covered or protected; exposed or bare: to lay open internal parts with a knife.
17. unobstructed, as a passage, stretch of water, view, etc.: the river mouth lay open before them.
18. free from ice: open water in arctic regions.
19. free from frost; mild or moderate: an open winter.
20. exposed to general view or knowledge; existing, carried on, etc., without concealment: open disregard of rules.
21. acting publicly or without concealment, as a person.
22. unreserved, candid, or frank, as persons or their speech, aspect, etc.: an open face.
23. having openings or apertures: open ranks.
24. perforated or porous: an open texture.
25. expanded, extended, or spread out: an open newspaper.
26. generous, liberal, or bounteous: to give with an open hand.
27. Printing
a. (of type) in outline form.
b. widely spaced or leaded, as printed matter.
28. not yet balanced or adjusted, as an account.
29. (of a cheque) uncrossed.
30. Music
a. (of an organ pipe) not closed at the far end.
b. (of a string) not stopped by a finger.
c. (of a note) produced by such a pipe or string or, on a wind instrument, without the aid of a slide, key, etc.
31. Nautical free from fog.
32. (of the bowels) not constipated.
33. Phonetics
a. pronounced with a relatively large opening above the tongue: `cot' has a more open vowel than `caught'.
b. (of a syllable) ending with its vowel.
34. Football of or relating to fast play in which the ball travels rapidly and over some distance from player to player.
35. of or relating to certain jails as prison farms, etc., which have fewer restrictions and less fences than conventional jails.
verb (t)
36. to move (a door, gate, etc.) from a shut or closed position so as to admit of passage.
37. Also, open up. to make (a house, box, drawer, etc.) open.
38. to render (any enclosed space) open to passage or access.
39. to give access to; make accessible or available, as for use.
40. to recall or revoke, as a judgement or decree, for the purpose of allowing further contest or delay.
41. to clear of obstructions, as a passage, etc.
42. to make (bodily passages) clear.
43. to uncover, lay bare, or expose to view.
44. to disclose, reveal, or divulge: to open one's mind.
45. to render accessible to knowledge, enlightenment, sympathy, etc.
46. to expand, extend, or spread out: to open a map.
47. to make less compact, less close together, or the like: to open ranks.
48. to establish for the entrance or use of the public, customers, etc.: to open an office.
49. to set in action, begin, start, or commence: to open a campaign.
50. to cut or break into.
51. to make an incision or opening in.
52. to make or produce (an opening) by cutting or breaking, or by pushing aside or removing obstructions: to open a way through a crowd.
53. Nautical to come in sight of, or get a view of, as by passing some intervening object.
54. Law to make the first statement of (a case) to the court or jury.
55. Cards to begin a hand by making (the first bid) or playing (a card or suit).
56. SE Asian English to turn on (a light or an electrical appliance).
verb (i)
57. to become open, as a door, building, box, enclosure, etc.
58. to afford access or have an outlet (into, onto, towards, down to, etc.).
59. (of a building, shop, etc.) to open its doors to the public.
60. to begin a session or term, as a school.
61. to begin a season or tour, as a theatrical company.
62. to come apart or asunder, or burst open, so as to allow passage or display the interior.
63. to become disclosed or revealed.
64. to come into view, or become more visible or plain, as on nearer approach.
65. to become receptive to knowledge, sympathy, etc., as the mind.
66. to disclose or reveal one's knowledge, thoughts, feelings, etc.
67. to spread out or expand, as the hand or a fan.
68. to open a book, etc.: open at page 32.
69. to become less compact, less close together, or the like: the ranks opened.
70. to begin, start, or commence; start operations.
71. Hunting (of hounds) to begin to bark, as on the scent of game.
72. Law to make the first statement of a case to the court or jury.
73. Cards to make the first bet, bid, lead, etc.
74. an open competition: the Australian Open.
75. an open go, Colloquial an unrestricted opportunity.
76. everything that opens and shuts, Colloquial all accessories, conveniences, additional gadgets, etc.
77. open as the day (is long), Colloquial extremely candid and honest.
78. open to, accessible to (appeals, ideas, offers, etc.): to be open to conviction.
79. open up,
a. to make available or accessible: *Advertisement goes a long way in opening up new fields, and New Zealand is still a practically undiscovered country. –g.b. lancaster, 1933.
b. to settle and develop (land previously unsettled): cattlemen first opened up the region.
c. (of guns) to begin firing.
d. (of a person) to express one's thoughts or feelings: he opened up to her.
80. the open,
a. an open or clear space.
b. the open air.
c. the open water, as of the sea.
d. a situation in which hitherto restricted knowledge is extended to all parties: *it's healthy to bring taboo subjects out into the open. –suzy jarratt, 1970.
{Middle English and Old English}
openness, noun
openable, adjective
openability, noun

Australian English dictionary. 2014.


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