operation Definition

  • 1an act of performing surgery or another medical procedure on a patient
  • 2a planned activity involving a number of people performing various tasks
  • 3a business organization; a company

Using operation: Examples

Take a moment to familiarize yourself with how "operation" can be used in various situations through the following examples!

  • Example

    The operation was successful and the patient is recovering well.

  • Example

    The military conducted a secret operation to capture the enemy leader.

  • Example

    The factory has resumed its operations after the lockdown.

  • Example

    The company's operation in Asia has been expanding rapidly.

operation Synonyms and Antonyms

Idioms Using operation

  • done with great planning, precision, and efficiency


    The team executed the project like a military operation, finishing ahead of schedule and under budget.

  • get the show on the road

    to start an activity or event


    Let's get this operation on the road and start working on the project.

  • to function smoothly and efficiently


    The company's operation runs like clockwork, with every department working in harmony.

Phrases with operation

  • functioning or working


    The new machine is now in operation and has increased productivity.

  • being operated on or undergoing a medical procedure


    The patient is currently under operation and cannot receive visitors.

  • stop functioning or working


    The restaurant had to cease operation due to financial difficulties.

Origins of operation

from Latin 'operatio', meaning 'a working'


Summary: operation in Brief

The term 'operation' [ˌɑːpəˈreɪʃn] refers to a medical procedure, a planned activity with various tasks, or a business organization. It can be used in contexts such as 'The operation was successful,' 'The military conducted a secret operation,' and 'The company's operation in Asia has been expanding rapidly.' Phrases like 'in operation' and idioms like 'like a military operation' denote functionality and efficiency.

How do native speakers use this expression?