operating theatre
operating theatre

operation


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

Pronunciation: / ɒpəˈreɪʃ(ə)n /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
operation operations
  1. medical [countable] the process of cutting into someone's body to repair or remove a part that is damaged
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  2. business/organization [countable] a business, company, or organization
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  3. work/activities [uncountable and countable] the work or activities done by a business or organization, or the process of doing this work
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  4. actions [countable] a set of planned actions or activities for a particular purpose
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  5. machine/system [uncountable] the way the parts of a machine or system work together, or the process of making a machine or system work
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  6. principle/law/plan etc [uncountable] the way something such as a principle or law works or has an effect
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  7. military/police action [countable] a planned military or police action, especially one that involves a lot of people
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  8. computers [countable] an action done by a computer
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synonym
antonym

operation used in phrases

  • Meuse-Argonne operation (noun)
    1. 1918 an American operation in World War I ; American troops under Pershing drove back the German armies which were saved only by the armistice on November 11
  • Operation Desert Storm
    1. the name given to the military operation that forced the army of Iraq to leave Kuwait in 1991, during the GULF WAR
  • Operation Overlord
    1. the secret name given to the Allied INVASION of northwest Europe, on D-DAY 1944
  • Shirodkar's operation (noun)
    1. a surgical procedure in which a suture is used to close the cervix in a pregnant woman; is performed when the cervix has failed to retain previous pregnancies
  • amphibious operation (noun)
    1. military a military operation by both land and sea forces
  • arithmetic operation (noun)
    1. a mathematical operation involving numbers
  • asynchronous operation (noun)
    1. operations that occur without a regular or predictable time relation to other events
  • auxiliary operation (noun)
    1. a operation performed by off-line equipment not under the control of the central processing unit
  • binary arithmetic operation (noun)
    1. an operation that follows the rules of Boolean algebra; each operand and the result take one of two values
  • binary operation (noun)
    1. an operation that follows the rules of Boolean algebra; each operand and the result take one of two values
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most searched words

word of the day

airplane propeller
Pronunciation: ˈɛːpleɪn prəˈpɛlə
Parts of Speech: noun
a propeller that rotates to push against air
operation code