Scrabble and Words with Friends

• OPERATION is a valid Scrabble word worth 11 points. Scrabble uses the TWL word list.
  

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• OPERATION is a valid Words with Friends word worth 13 points. Words with Friends uses the ENABLE word list.
  

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• OPERATION is a 9 letter word containing the letters a, e, i, n, o, o, p, r, t.

Definitions

• operation

  noun the state of being in effect or being operative
  that rule is no longer in operation

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• operation

  noun a business especially one run on a large scale
  a large-scale farming operation
  a multinational operation
  they paid taxes on every stage of the operation
  they had to consolidate their operations

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• operation

  noun a planned activity involving many people performing various actions
  they organized a rescue operation
  the biggest police operation in French history
  running a restaurant is quite an operation
  consolidate the companies various operations

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• 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

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• operation

  noun activity by a military or naval force (as a maneuver or campaign)
  it was a joint operation of the navy and air force

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• operation

  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

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• 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
  certain machine tool operations

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• operation

  noun process or manner of functioning or operating
  the power of its engine determines its operation
  the plane's operation in high winds

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• operation

  noun (psychology) the performance of some composite cognitive activity; an operation that affects mental contents
  the cognitive operation of remembering

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• operation

  noun (mathematics) calculation by mathematical methods
  they were learning the basic operations of arithmetic

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• operation

  noun the activity of operating something (a machine or business etc.)
  her smooth operation of the vehicle gave us a surprisingly comfortable ride

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• Lookup OPERATION using the Merriam-Webster dictionary

Synonyms

Words that sound like 'operation'

Derivations

Reference