con·​trol·​ler | \ kən-ˈtrō-lər How to pronounce controller (audio) , ˈkän-ˌtrō- How to pronounce controller (audio) \

Definition of controller

c : the chief accounting officer of a business enterprise or an institution (such as a college)
2a : one that controls or has power or authority to control air traffic controller

Other Words from controller

controllership \ kən-​ˈtrō-​lər-​ˌship How to pronounce controller (audio) , ˈkän-​ˌtrō-​ \ noun

Synonyms for controller


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Examples of controller in a Sentence

the controllers for the video game system seem fairly well designed
Recent Examples on the Web Conventional switchgear includes physical buttons for the climate control, a definite plus, as well as a rotary controller for the driving modes. Mike Duff, Car and Driver, 5 May 2022 Accountant Kenneth Mejia, currently running for city controller against six rivals, has pulled in $428,000 in matching funds, far more than any of his opponents. David Zahniser, Los Angeles Times, 30 Apr. 2022 The victim contacted city prosecutors after reading news coverage of Witthoeft’s arraignment in a case where he is accused of shoving and trying to punch a San Diego Gas & Electric traffic controller last September. Emily Alvarengacommunity Reporter, San Diego Union-Tribune, 26 Apr. 2022 Prior to joining FreightCar America, Riordan was controller at InnerWorkings and served in several financial management positions at Wheatland Tube, LLC. Sheryl Estrada, Fortune, 25 Mar. 2022 Some low-level components like the interrupt controller and UART hardware date all the way back to the original iPhone and PA Semi, a company Apple purchased to kickstart its mobile chipmaking efforts in 2008. Andrew Cunningham, Ars Technica, 25 Mar. 2022 Assembling an all-star squad begins and ends with your financial leaders—your CFO and controller. Yec, Forbes, 17 Mar. 2022 The June 7 primary will also include city elections for city attorney, controller and City Council districts 1, 3, 5, 7, 9, 11, 13 and 15. Los Angeles Times, 11 Mar. 2022 Paris is currently the corporate controller and treasurer of The Marcus Corporation. Sheryl Estrada, Fortune, 4 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'controller.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of controller

15th century, in the meaning defined at sense 1a

History and Etymology for controller

Middle English countreroller, from Anglo-French contreroulur, from contreroule

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Time Traveler for controller

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The first known use of controller was in the 15th century

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Dictionary Entries Near controller

controlled substance



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Last Updated

9 May 2022

Cite this Entry

“Controller.” Dictionary, Merriam-Webster, Accessed 19 May. 2022.

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More Definitions for controller


con·​trol·​ler | \ kən-ˈtrō-lər, ˈkän-ˌtrō- How to pronounce controller (audio) \

Legal Definition of controller

More from Merriam-Webster on controller

Nglish: Translation of controller for Spanish Speakers

Britannica English: Translation of controller for Arabic Speakers


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