Operation Definition

ŏpə-rāshən
operations
noun
operations
The act, process, or method of operating.
Webster's New World
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
A process or action that is part of a series in some work.
Webster's New World
An instance or method of efficient, productive activity.
That restaurant is quite an operation.
American Heritage
Synonyms:
performancefunctioningcognitive operationmental-processcognitive processprocessmilitary operationmathematical operationmathematical processsurgical processsurgical-proceduresurgical operationsurgeryprocedureuse
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other
A logical operation.
American Heritage Science
An action resulting from a single instruction.
American Heritage Science
idiom
in operation
  • in the act or process of making, working, etc.
  • having an influence or effect; in force
Webster's New World

Other Word Forms of Operation

Noun

Singular:
operation
Plural:
operations

Idioms, Phrasal Verbs Related to Operation

Origin of Operation

  • From Latin operātiō, from the verb operor (“I work"), from opus, operis (“work").

    From Wiktionary

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