Definition of controllernext
as in regulator
a mechanism for adjusting the operation of a device, machine, or system the controllers for the video game system seem fairly well designed

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of controller Finally, the third module consisted of a controller that interfaced with the spacecraft to help point the telescope. Keith Cooper, Space.com, 15 June 2026 Sensors and controllers are scattered all over the house, with a dashboard in a browser acting as mission control. New Atlas, 14 June 2026 Industrial control systems, programmable logic controllers and supervisory control and data acquisition platforms often predate modern APIs. Abhijeet Mukkawar, Forbes.com, 12 June 2026 For all but a few professions (airline pilot, air-traffic controller), Congress eliminated mandatory retirement in 1986, deeming it age discrimination; between 2000 and 2010, the number of college professors over the age of sixty-five doubled. Joshua Rothman, New Yorker, 12 June 2026 See All Example Sentences for controller
Recent Examples of Synonyms for controller
Noun
  • Harris noted that processing of rare earths can be extremely dirty, involving heavy chemical use that can contaminate water resources without close monitoring of companies' sustainability commitments and enforcement by federal regulators.
    ABC News, ABC News, 20 June 2026
  • Harris noted that processing of rare earths can be extremely dirty, involving heavy chemical use that can contaminate water resources without close monitoring of companies’ sustainability commitments and enforcement by federal regulators.
    David Biller, Fortune, 20 June 2026
Noun
  • Turn into the skid - Turning into the skid can help the vehicle's tires realign to regain control.
    CA Weather Bot, Sacbee.com, 19 June 2026
  • Both were thrown onto the roadway as the carriage continued out of control.
    Thao Nguyen, USA Today, 19 June 2026

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“Controller.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/controller. Accessed 22 Jun. 2026.

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