Synonym: bare, begin, disclose, establish, expose, initiate, launch, originate, reveal, show, start, uncover, unfold. Antonym: close, shut. Similar words: openly, opening, in the open, spend, opera, hope, cope, pencil. Meaning: ['əʊpən] 
n. 1. a clear or unobstructed space or expanse of land or water 2. where the air is unconfined 3. a tournament in which both professionals and amateurs may play 4. information that has become public. v. 1. cause to open or to become open 2. start to operate or function or cause to start operating or functioning 3. become open 4. begin or set in action, of meetings, speeches, recitals, etc. 5. spread out or open from a closed or folded state 6. make available 7. become available 8. have an opening or passage or outlet 9. make the opening move 10. afford access to 11. display the contents of a file or start an application as on a computer. adj. 1. affording unobstructed entrance and exit; not shut or closed 2. affording free passage or access 3. with no protection or shield 4. open to or in view of all 5. used of mouth or eyes 6. not having been filled 7. accessible to all 8. not defended or capable of being defended 9. (of textures) full of small openings or gaps 10. having no protecting cover or enclosure 11. (set theory) of an interval that contains neither of its endpoints 12. not brought to a conclusion; subject to further thought 13. not sealed or having been unsealed 14. without undue constriction as from e.g. tenseness or inhibition 15. ready or willing to receive favorably 16. open and observable; not secret or hidden 17. not requiring union membership 18. possibly accepting or permitting 19. affording free passage or view 20. openly straightforward and direct without reserve or secretiveness 21. ready for business.
n. 1. a clear or unobstructed space or expanse of land or water 2. where the air is unconfined 3. a tournament in which both professionals and amateurs may play 4. information that has become public. v. 1. cause to open or to become open 2. start to operate or function or cause to start operating or functioning 3. become open 4. begin or set in action, of meetings, speeches, recitals, etc. 5. spread out or open from a closed or folded state 6. make available 7. become available 8. have an opening or passage or outlet 9. make the opening move 10. afford access to 11. display the contents of a file or start an application as on a computer. adj. 1. affording unobstructed entrance and exit; not shut or closed 2. affording free passage or access 3. with no protection or shield 4. open to or in view of all 5. used of mouth or eyes 6. not having been filled 7. accessible to all 8. not defended or capable of being defended 9. (of textures) full of small openings or gaps 10. having no protecting cover or enclosure 11. (set theory) of an interval that contains neither of its endpoints 12. not brought to a conclusion; subject to further thought 13. not sealed or having been unsealed 14. without undue constriction as from e.g. tenseness or inhibition 15. ready or willing to receive favorably 16. open and observable; not secret or hidden 17. not requiring union membership 18. possibly accepting or permitting 19. affording free passage or view 20. openly straightforward and direct without reserve or secretiveness 21. ready for business. 
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91. The door was open and on impulse she went inside.
92. I don't have any open wound healing is slaughtered,nobody knows my heart setbacks.
93. open your eyes and see things as they really are.
94. Sometimes, all it takes is a little key to open the door to the wild side.
95. The Lithuanian parliament also sent an open letter to the United Nations.
96. There is no key to happiness.The door is always open.
97. The shops in central London keep open late on Thursday evenings.
98. That firm is looking for a new accountant. At present the salary they will offer has been left open.
99. He got out of the car and squelched through the mud to open the gate.
100. The competition is open to both amateur and professional photographers.
101. They have to dredge the canal regularly to keep it open.
102. In a position of authority(sentencedict.com), a weakness for the opposite sex leaves you open to blackmail.
103. The ribbon was cut and the new station was officially open.
104. The dominant feature of the room was the large open fireplace.
105. There was a metallic click and the gates swung open.
106. Why oh why do people keep leaving the door open?
107. She found the side-door open and slipped into the house unseen.
108. The gate gave a loud creak as he pushed it open.
109. The outer door was wide open but the inner one was locked.
110. Put on a helmet, fire up your engine and head out on the open road.
111. I'd like to open a window, unless anyone has any objections.
112. Rosanna's favourite time is early summer, just before the buds open.
113. He swung the door wide open in a parody of welcome.
113. Wish you can benefit from sentencedict.com and make progress everyday!
114. The lake is like an open book, day like the steady gaze of a reader.
115. The door was suddenly pushed open and he burst into the house.
116. The Queen has agreed to open Buckingham Palace to the public.
117. My arms are wide open for you this New Year.
118. Norman cut open his pie and squirted tomato sauce into it.
119. His part in the affair was quite open and aboveboard.
120. Sara tried to open the window but it was stuck.