The state of being in effect or being operative.
A business especially one run on a large scale.
A planned activity involving many people performing various actions.
computer science Data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction).
Activity by a military or naval force (as a maneuver or campaign):
— It was a joint operation of the navy and air force.
synonym: military operation.
Polish: operacja, działania
A medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body:
— They will schedule the operation as soon as an operating room is available.
Dutch: chirurgie, spreekkamer, heelkunde, operatiekamer, operatie
A process or series of acts especially of a practical or mechanical nature involved in a particular form of work:
— The operations in building a house.
— Certain machine tool operations.
Process or manner of functioning or operating:
— The power of its engine determines its operation.
— The plane's operation in high winds.
Dutch: bedrijf, werking
psychology The performance of some composite cognitive activity; an operation that affects mental contents:
— The cognitive operation of remembering.
Polish: proces psychiczny
mathematics Calculation by mathematical methods:
— They were learning the basic operations of arithmetic.
Polish: działanie, działanie matematyczne, operacja
The activity of operating something (a machine or business etc.).
Moby thesaurus: accomplished fact, accomplishment, achievement, act, acta, acting, action, activism, activity, adventure, affair, amphibious operations, amputation, anastomotic operation, appliance, application, attempt, behavior, bloodless operation, blow ... show more.
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