Quick definitions from Macmillan ()
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Quick definitions from WordNet (operation)
▸ noun: the activity of operating something (a machine or business etc.) ("Her smooth operation of the vehicle gave us a surprisingly comfortable ride")
▸ noun: a planned activity involving many people performing various actions ("They organized a rescue operation")
▸ noun: 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")
▸ noun: 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")
▸ noun: activity by a military or naval force (as a maneuver or campaign) ("It was a joint operation of the navy and air force")
▸ noun: a business especially one run on a large scale ("A large-scale farming operation")
▸ noun: (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction) ("It can perform millions of operations per second")
▸ noun: process or manner of functioning or operating ("The power of its engine determine its operation")
▸ noun: the state of being in effect or being operative ("That rule is no longer in operation")
▸ noun: (mathematics) calculation by mathematical methods ("They were learning the basic operations of arithmetic")
▸ noun: (psychology) the performance of some composite cognitive activity; an operation that affects mental contents ("The cognitive operation of remembering")
▸ Also see operations
▸ Word origin
▸ Words similar to operation
▸ Usage examples for operation
▸ Idioms related to operation (New!)
▸ Popular adjectives describing operation
▸ Words that often appear near operation
▸ Rhymes of operation
▸ Invented words related to operation
▸ noun: the activity of operating something (a machine or business etc.) ("Her smooth operation of the vehicle gave us a surprisingly comfortable ride")
▸ noun: a planned activity involving many people performing various actions ("They organized a rescue operation")
▸ noun: 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")
▸ noun: 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")
▸ noun: activity by a military or naval force (as a maneuver or campaign) ("It was a joint operation of the navy and air force")
▸ noun: a business especially one run on a large scale ("A large-scale farming operation")
▸ noun: (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction) ("It can perform millions of operations per second")
▸ noun: process or manner of functioning or operating ("The power of its engine determine its operation")
▸ noun: the state of being in effect or being operative ("That rule is no longer in operation")
▸ noun: (mathematics) calculation by mathematical methods ("They were learning the basic operations of arithmetic")
▸ noun: (psychology) the performance of some composite cognitive activity; an operation that affects mental contents ("The cognitive operation of remembering")
▸ Also see operations
▸ Word origin
▸ Words similar to operation
▸ Usage examples for operation
▸ Idioms related to operation (New!)
▸ Popular adjectives describing operation
▸ Words that often appear near operation
▸ Rhymes of operation
▸ Invented words related to operation