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1. Dictionary

   operation

   /ˌɒpəˈreɪʃn/

   noun

   • 1. the action of functioning or the fact of being active or in effect: "restrictions on the operation of market forces" Similar functioningworkingrunningperformanceactionbehaviour
   • ▪ an active process; a discharge of a function: "the operations of the mind"
   • 2. an act of surgery performed on a patient: "I've never felt better since my bypass operation" Similar surgerysurgical operationsurgical interventionmajor surgeryminor surgery
   • 3. an organized activity involving a number of people: "a rescue operation" Similar actionactivityexerciseaffairbusinessundertakingstepenterprisetaskjobprocessproceduremanoeuvrecampaign
   • ▪ a business organization; a company: "he reopened his operation under a different name" Similar businessenterprisecompanyfirmorganizationconcerninformal:outfitset-up
   • ▪ an activity in which a business is involved: "the company is selling most of its commercial banking operations"
   • 4. a process in which a number, quantity, expression, etc., is altered or manipulated according to set formal rules, such as those of addition, multiplication, and differentiation.

   Word Origin late Middle English: via Old French from Latin operatio(n-), from the verb operari ‘expend labour on’ (see operate).

   Scrabble Points: 11

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2. dictionary.cambridge.org › dictionary › englishOPERATION | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   OPERATION definition: 1. the fact of operating or being active: 2. the way that parts of a machine or system work…. Learn more.

3. www.merriam-webster.com › dictionary › operationOperation Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › operation

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   op· er· a· tion ˌä-pə-ˈrā-shən. Synonyms of operation. 1. : performance of a practical work or of something involving the practical application of principles or processes. Practice until you can go through the whole operation without hesitation or thinking. 2. a. : an exertion of power or influence. the operation of a drug. b.

4. www.dictionary.com › browse › operationOPERATION Definition & Meaning - Dictionary.com

   www.dictionary.com › browse › operation

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   Operation definition: an act or instance, process, or manner of functioning or operating.. See examples of OPERATION used in a sentence.

5. www.collinsdictionary.com › dictionary › englishOPERATION definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   the act, process, or manner of operating. 2. the state of being in effect, in action, or operative (esp in the phrases in or into operation) 3. a process, method, or series of acts, esp of a practical or mechanical nature. 4. surgery.

6. www.vocabulary.com › dictionary › operationOperation - Definition, Meaning & Synonyms - Vocabulary.com

   www.vocabulary.com › dictionary › operation

   Operation can refer to medical surgery, a military campaign, or mathematical methods, such as multiplication and division. Operation comes from the Latin word opus (“work”) and can refer to a whole range of practical activities and work.

7. dictionary.cambridge.org › us › dictionaryOPERATION | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

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   an activity that is planned to achieve something: a military / peacekeeping operation. Following the earthquake, a large-scale rescue operation was launched. [ + to infinitive ] The operation to fly in supplies will begin as soon as possible. Fewer examples. The rescue operation has been complicated by bad weather.

8. dictionary.cambridge.org › dictionary › learner-englishMeaning of operation – Learner’s Dictionary - Cambridge ...

   dictionary.cambridge.org › dictionary › learner-english

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   OPERATION definition: 1. If you have an operation, a doctor cuts your body to remove or repair part of it: 2. an…. Learn more.

9. www.oxfordlearnersdictionaries.com › us › definitionoperation noun - Definition, pictures, pronunciation and usage...

   www.oxfordlearnersdictionaries.com › us › definition

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   Definition of operation noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

10. www.thefreedictionary.com › operationOperation - definition of operation by The Free Dictionary

    www.thefreedictionary.com › operation

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    n. 1. The act or process of operating or functioning. 2. The state of being operative or functional: a factory in operation. 3. A process or series of acts involved in a particular form of work: the operation of building a house. 4. An instance or method of efficient, productive activity: That restaurant is quite an operation. 5.

11. www.yourdictionary.com › operationOperation Definition & Meaning - YourDictionary

    www.yourdictionary.com › operation

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    noun. operations. The act, process, or method of operating. Webster's New World. Similar definitions. The state of being operative or functional. A factory in operation. American Heritage. The condition of being in action or at work. Webster's New World. Similar definitions. A process or action that is part of a series in some work.