ironServices.com

English Dictionary

  • Hide translation

 operation operation /ˌɑːpɝˈeɪʃən/

noun

  1. () The state of being in effect or being operative  ( operation )
    the state of being in effect or being operative
     That rule is no longer in operation
    that rule is no longer in operation
  2. () A business especially one run on a large scale  ( operation )
    a business especially one run on a large scale
     A large-scale farming operation
    a large-scale farming operation
     A multinational operation
    a multinational operation
     They paid taxes on every stage of the operation
    they paid taxes on every stage of the operation
     They had to consolidate their operations
    they had to consolidate their operations
  3. () A planned activity involving many people performing various actions  ( operation )
    a planned activity involving many people performing various actions
     They organized a rescue operation
    they organized a rescue operation
     The biggest police operation in French history
    the biggest police operation in French history
     Running a restaurant is quite an operation
    running a restaurant is quite an operation
     Consolidate the companies various operations
    consolidate the companies various operations
  4. () (military) activity by a military or naval force (as a maneuver or campaign)  ( military operation , op [Informal] , operation )
    (military) activity by a military or naval force (as a maneuver or campaign)
     It was a joint operation of the navy and air force
    it was a joint operation of the navy and air force
  5. () (computing) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction)  ( operation )
    (computing) 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
    it can perform millions of operations per second
  6. () A process or series of acts especially of a practical or mechanical nature involved in a particular form of work  ( operation , procedure )
    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
    the operations in building a house
     Certain machine tool operations
    certain machine tool operations
  7. () (surgery) a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body  ( surgery , surgical operation , surgical procedure , operation , surgical process , op [Informal] )
    (surgery) 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
    they will schedule the operation as soon as an operating room is available
     He died while undergoing surgery
    he died while undergoing surgery
  8. The activity of operating something (a machine or business etc.)  ( operation )
    the activity of operating something (a machine or business etc.)
     Her smooth operation of the vehicle gave us a surprisingly comfortable ride
    her smooth operation of the vehicle gave us a surprisingly comfortable ride
  9. (mathematics) calculation by mathematical methods  ( mathematical operation , mathematical process , operation )
    (mathematics) calculation by mathematical methods
     The problems at the end of the chapter demonstrated the mathematical processes involved in the derivation
    the problems at the end of the chapter demonstrated the mathematical processes involved in the derivation
     They were learning the basic operations of arithmetic
    they were learning the basic operations of arithmetic
  10. (psychology) the performance of some composite cognitive activity; an operation that affects mental contents  ( cognitive operation , cognitive process , mental process , operation , process )
    (psychology) the performance of some composite cognitive activity; an operation that affects mental contents
     The process of thinking
    the process of thinking
     The cognitive operation of remembering
    the cognitive operation of remembering
  11. Process or manner of functioning or operating  ( functioning , operation , performance )
    process or manner of functioning or operating
     The power of its engine determines its operation
    the power of its engine determines its operation
     The plane's operation in high winds
    the plane's operation in high winds
     They compared the cooking performance of each oven
    they compared the cooking performance of each oven
     The jet's performance conformed to high standards
    the jet's performance conformed to high standards