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 In addition to serving on boards of the state’s two largest public pension funds, the controller is in charge of unclaimed property reported to the state and works to get those assets back to its rightful owners. William Melhado, Sacbee.com, 25 Apr. 2026 The intrusion into the industrial P.L.C. controllers mentioned in the CISA advisory resulted in business disruptions and financial losses. Sue Halpern, New Yorker, 24 Apr. 2026 About eight seconds later, the controller frantically began calling for the truck to stop. Michael R. Sisak, Chicago Tribune, 23 Apr. 2026 The faster real-time data updates will give controllers more time to pay attention to planes, according to the FAA. Alexandra Skores, CNN Money, 21 Apr. 2026 See All Example Sentences for controller
Recent Examples of Synonyms for controller
Noun
  • At the facility, officials found several bodies in hazardous conditions inside the building that was later condemned and demolished by federal environmental regulators as a toxic waste site.
    Eduardo Cuevas, USA Today, 25 Apr. 2026
  • Chinese developers have moved faster—EHang received the world’s first eVTOL type certificate from Chinese regulators in 2023—but under a regulatory framework that Western airlines and aviation authorities don’t treat as equivalent.
    Deni Ellis Béchard, Scientific American, 25 Apr. 2026
Noun
  • Fiber-optic drones are not piloted via, for example, GPS signals or radio control.
    Melanie Lidman, Los Angeles Times, 30 Apr. 2026
  • Why mosquito control matters beyond the bites For most gardeners, mosquitoes are about comfort — or the lack of it.
    Ryan Brennan, Sacbee.com, 30 Apr. 2026

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“Controller.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/controller. Accessed 1 May. 2026.

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