controller

noun
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

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Other Words from controller

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

Synonyms for controller

Synonyms

control, regulator

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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

Michael Metz, an air-traffic controller in Albuquerque, N.M., who has been working without pay, deferred a car payment through SkyOne, a federal credit union that serves air transportation employees. Andrew Duehren, WSJ, "As Government Shutdown Continues, Workers’ Worries—and Bills—Grow," 1 Jan. 2019 The grills have a controller to regulate the temperature, and the higher the temperature is, the more pellets go into the auger. Rachel Rothman, Good Housekeeping, "5 Best Pellet Grills to Buy in 2019, According to Kitchen Appliance and Tech Experts," 27 Feb. 2019 Simply plug it in between your light fixture and wall socket, then place the controller on a table or nightstand. Emma Bazilian, House Beautiful, "Why All Of Your Lamps Need Plug-In Dimmers," 26 Jan. 2019 The controllers also handle private and business aircraft as well as military flights. Andrew Tangel, WSJ, "FAA Briefly Delays Flights at LaGuardia, Other Airports as Shutdown Hits Travel," 26 Jan. 2019 Starting at the very lowest level, often behind the customer meter, each level will have a smart controller maximizing its efficiency and self-reliance. David Roberts, Vox, "Clean energy technologies threaten to overwhelm the grid. Here’s how it can adapt.," 30 Nov. 2018 For instance, what would stop a player from placing a Fortnite bet using his or her account, then handing the controller over to a more talented friend? Jake Seiner, The Seattle Times, "Esports integrity chief concerned about Fortnite gambling," 21 Nov. 2018 At that level too, a smart controller will be optimizing all its varied resources, seeking efficiency and self-sufficiency. David Roberts, Vox, "Clean energy technologies threaten to overwhelm the grid. Here’s how it can adapt.," 30 Nov. 2018 Nvidia’s bespoke Shield game controller doesn’t come with this bundle–that’s reserved for the more expensive $200 package. Ian Paul, PCWorld, "Nvidia's Shield TV, the best media streamer for enthusiasts, hits its lowest price yet," 7 Nov. 2018

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.

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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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Last Updated

24 Mar 2019

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Time Traveler for controller

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

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More Definitions for controller

controller

noun

English Language Learners Definition of controller

: a person who is in charge of the money received and paid out by a business or college
: a person who directs the action of something
: a device or piece of equipment used to operate a machine, vehicle, or system

controller

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

Legal Definition of controller

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