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English definition of “open”

open

adjective     /ˈəʊpən/
COMMERCE if a shop , bank , office , etc. is open, its door are unlocked and it is doing business : Our offices are open from 9 to 5. The club has a liquor license allowing it to remain open until 2 a.m. The new airport terminal is now open for business .
STOCK MARKET if a financial market is open, investors can trade shares , bonds , etc. on it: For the purposes of this agreement , a business day is any day that the New York Stock Exchange is open for business .
willing to consider something: open to sth A spokesman for the organization said they were open to a deal at the right price . open to offers / suggestions / negotiation
available to be used, considered , etc. : open to sth Membership is open to all local businesses .leave the door/option/possibility open The appeals court left open the possibility that the computing giant could be forced to change its business practices .
not secret or hidden from members , the public , etc.: open about sth After the economic crisis , consumers expect banks to be more open and transparent about their lending policies .
allowing everyone to share their ideas and information : open debate/dialogue/discussion These are complicated questions , and we welcome an open discussion about them. open communication
IT if a computer file , document , or program is open, it is ready to be used: Make sure the file you're copying to is open before you click ' Paste '. → Compare closed
keep your options open to avoid doing or deciding something immediately in case there is a better opportunity to consider later : They are still keeping their options open but a merger is a strong possibility .
open court LAW a court of law where the details of a case are available to the public : The law firm didn't want the hearings held in open court because it feared the press would influence public opinion .
open question something which has not been decided yet : How voters will view this latest crisis remains an open question .
have/keep an open mind to wait until you know all the facts before forming an opinion or making a decision about something: The judge urged the jury to keep an open mind until they had heard all the evidence .
(Definition of open adjective from the Cambridge Business English Dictionary © Cambridge University Press)
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