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in operation vs under operation

Both phrases are correct, but they are used in different contexts. 'In operation' is used to describe something that is currently functioning or working, while 'under operation' is used to describe something that is being managed or controlled by someone or something.

Last updated: March 26, 2024 • 8558 views

in operation

This phrase is correct and commonly used in English to describe something that is currently functioning or working.

Use 'in operation' to describe a system, machine, or organization that is currently functioning or working as intended.

Examples:

  • The factory is in operation 24 hours a day.
  • The new software is now in operation.
  • The emergency response team is in operation.
  • The cameras on Desolation Bridge are in operation.
  • Financial assistance should not be given to nuclear facilities not yet in operation.
  • The ALS has been in operation since 1977 to 1978.
  • Following an experimental period, some mediation programmes are already in operation in Poland.
  • It is only in operation when carrying out its own narrowly-defined responsibilities.
  • The program's been in operation for over 10 years.
  • The present Financial Regulation has been in operation for three years.
  • They may no longer be in operation.
  • In a word, the brainwashing machine is in operation.
  • Locator sweep in operation, Sarah Jane.
  • There were only two boats in operation.
  • The current system has been in operation since 1995 and was developed for up to 18 countries.
  • The abovementioned requirements are applicable to landfills in operation.
  • First there were problems, then an accident occurred and now they are apparently not in operation.
  • Although project construction has been completed, it is not in operation.
  • New fixed installations entered in operation during the reporting period
  • An installation shall be considered to be in operation if the physical production of biofuels has taken place.
  • The ESC malfunction tell-tale need not be activated when a starter interlock is in operation.
  • No more receptacles may be in operation simultaneously than are necessary for the functioning of the installation.
  • The heat sources contained in the sample must be in operation.

Alternatives:

  • functioning
  • working
  • operating
  • up and running
  • active

under operation

This phrase is correct and commonly used in English to describe something that is being managed or controlled by someone or something.

Use 'under operation' to describe a system, machine, or organization that is being managed or controlled by a specific entity.

Examples:

  • The project is under operation by the engineering team.
  • The aircraft is under operation by the pilot.
  • The store is under operation by the new manager.
  • E. whereas Operation Garikai, which was designed to cater for the victims of evictions, was wholly inadequate as a remedy for the serious violations of the right to adequate housing perpetrated under Operation Murambatsvina,
  • whereas Operation Garikai, which was designed to cater for the victims of evictions, was wholly inadequate as a remedy for the serious violations of the right to adequate housing perpetrated under Operation Murambatsvina,
  • Expenditure forecasts under operation in accordance with administrative decision granting public aid taken by managing authority
  • No protocol has so far been established on coordination between the forces deployed in the Indian Ocean under Operation Atalanta and the close protection teams of the Member States.
  • Strongly criticises the lack of accountability in respect of the activities undertaken by troops under Operation Enduring Freedom;
  • I have expressed in earlier questions my concern regarding the status of these escorts and the extent to which they coordinate with the military forces carrying out shipping protection missions under Operation Atalanta.

Alternatives:

  • being managed by
  • controlled by
  • supervised by
  • in the hands of
  • overseen by

Related Comparisons

come in operation vs put in operation in operation vs on operation in actual operation vs in the actual operation #01131d vs green white vs #01131d operation vs calculating

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