open


Definition: Meaning of, open in English to English dictionary.

Pronunciation: / ˈəʊp(ə)n /

  • adjective
  • synonym
  • antonym
Word Forms:
Positive Comparative Superlative
N/A N/A N/A
  1. door/container etc not closed, so that things, people, air etc can go in and out or be put in and out
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  2. eyes/mouth not closed, so that your EYELID s or your lips are apart
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  3. not enclosed [only before noun] not enclosed, or with no buildings, walls, trees etc
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  4. not covered without a roof or cover
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  5. the open air outdoors
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  6. business/building etc [not before noun] ready for business and allowing customers, visitors etc to enter
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  7. not restricted allowing everyone, or everyone in a group, to take part in something, know about something, or have a chance to win something
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  8. opportunity [not before noun] if an opportunity, possible action, job etc is open to you, you have the chance to do it
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  9. not secret [only before noun] actions, feelings, intentions etc that are open are not hidden or secret
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  10. honest honest and not wanting to hide any facts from other people
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  11. clothes not fastened
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  12. not yet decided needing more discussion or thought before a decision can be made
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  13. open to something likely to suffer from something or be affected by something
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  14. open to something willing to consider something new or to accept something new
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  15. not blocked if a road or line of communication is open, it is not blocked and can be used
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  16. spread apart spread apart instead of closed, curled over, etc
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  17. an open mind if you have an open mind, you deliberately do not make a decision or form a definite opinion about something
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  18. be open to question/doubt if something is open to question, there are doubts about it
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  19. welcome/greet somebody/something with open arms to be very pleased to see someone or something
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  20. an open invitation an invitation to visit someone whenever you like
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  21. an open invitation something that makes it easier for criminals to steal, cheat etc
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  22. be an open book to be something that you know and understand very well
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  23. the door is open there is an opportunity for someone to do something
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  24. keep your eyes/ears open to keep looking or listening so that you will notice anything that is important, dangerous etc
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  25. open weave/texture cloth with an open weave or texture has wide spaces between the threads
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synonym
antonym
  • verb
  • synonym
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Word Forms:
Prsesent Past Past Participle
open opened opened
Present Participle Third Person Singular
opening opens
  1. door/window etc [intransitive and transitive] to move a door, window etc so that people, things, air etc can pass through, or to be moved in this way
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  2. container/package [transitive] to unfasten or remove the lid, top, or cover of a container, package etc
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  3. eyes [intransitive and transitive] to raise your EYELID s so that you can see, or to be raised in this way
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  4. mouth [intransitive and transitive] to move your lips apart, or to be moved in this way
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  5. start operating [intransitive and transitive] also open up if a place such as an office, shop, restaurant etc opens or is opened, it starts operating or providing a service
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  6. shop/restaurant etc [intransitive] also open up to start business, letting in customers or visitors, at a particular time
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  7. start an activity [transitive] to start an activity, event, or set of actions
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  8. computer [transitive] to make a document or computer program ready to use
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  9. meeting/event [intransitive and transitive] if a meeting etc opens or is opened in a particular way, it starts in that way
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  10. official ceremony [transitive] to perform a ceremony in which you officially state that a building is ready to be used
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  11. spread/unfold [intransitive and transitive] to spread something out or unfold something, or to become spread out or unfolded
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  12. make a way through [transitive] to make it possible for cars, goods etc to pass through a place
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  13. film/play etc [intransitive] to start being shown to the public
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  14. open an account to start an account at a bank or other financial organization by putting money into it
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  15. open fire (on something) to start shooting at someone or something
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  16. open the door/way to something also open doors to make an opportunity for something to happen
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  17. open somebody's eyes (to something) to make someone realize something that they had not realized before
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  18. open your mind (to something) to be ready to consider or accept new ideas
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  19. open your heart (to somebody) to tell someone your real thoughts and feelings because you trust them
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  20. the heavens opened literary it started to rain heavily
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  • noun
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Word Forms:
Singular Plural
N/A N/A
  1. in the open outdoors
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  2. (out) in the open information that is out in the open is not hidden or secret
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open used in phrases

  • British Open, the
    1. the most important British GOLF competition, which is held every year in different parts of the UK
  • European Open, the
    1. an important GOLF competition played in Europe by players from all over the world
  • Open College, the
    1. a British organization which teaches adults in their own homes by means of radio and television programmes and CORRESPONDENCE COURSE s (= courses of study in which work is sent between teachers and students by post) . It teaches courses on business and the skills needed to work in many jobs and industries
  • Open Software Foundation, the
    1. an international organization, whose members include large computer companies, TELECOMMUNICATIONS companies, and important computer scientists, which is trying to set international standards for the systems that make computers operate. Its aim is for computers made by different companies to be able to work together.
  • Open University
    1. a British university that teaches adult students mainly in their own homes by means of radio and television programmes and courses of study sent by mail
  • Open, the
    1. an important national GOLF competition, especially the British Open Championship or the US Open Championship
  • US Open, the
    1. an important GOLF competition that takes place in the US each year
    2. an important TENNIS competition that takes place in the US each year, in Forest Hills near New York City. The US Open is one of the GRAND SLAM events in TENNIS.
  • break open (verb)
    1. open with force
    2. come open suddenly and violently, as if from internal pressure
  • click open (verb)
    1. open with a clicking sound
  • drop open (verb)
    1. open involuntarily
  • More

open used in phrasal verbs

  • open out (phrasal verb)
    1. [intransitive] if a path or passage opens out, it becomes wider at the end
    2. [intransitive/transitive] if something opens out, or if you open it out, it opens from a folded position so that you can see its shape
  • open up (phrasal verb)
    1. [intransitive/transitive] to open a locked door, container, or building
    2. [intransitive/transitive] to make it easier to travel or do business in a country
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