regulator

noun

reg·​u·​la·​tor ˈre-gyə-ˌlā-tər How to pronounce regulator (audio)
 also  ˈrā-
1
: one that regulates
2

Examples of regulator in a Sentence

the voltage regulator will make sure your car's alternator gets the right amount of electricity
Recent Examples on the Web
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.
The recall covers certain 2022-2024 Chrysler Jeep Wagoneer and Jeep Grand Wagoneer vehicles, the auto safety regulator said, adding that a remedy is currently under development. Anusha Shah, USA Today, 27 Sep. 2025 But being suspended because the President’s regulator leaned on your bosses? Lizz Winstead, Time, 27 Sep. 2025 The company released a more expensive version of its subscription-fee offering in the EU in 2023, but was slapped with a €200 million ($232 million) fine in April after regulators argued the model still breached the bloc’s digital antitrust rules and didn’t offer users a genuine free choice. Bloomberg, Mercury News, 26 Sep. 2025 The Amazon case prompted consumer advocates and regulators to seek simpler methods for canceling subscriptions to streaming services, gym memberships, food deliveries, and other services. Jordan Green, Nashville Tennessean, 26 Sep. 2025 See All Example Sentences for regulator

Word History

First Known Use

1648, in the meaning defined at sense 1

Time Traveler
The first known use of regulator was in 1648

Cite this Entry

“Regulator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/regulator. Accessed 3 Oct. 2025.

Medical Definition

regulator

noun
reg·​u·​la·​tor ˈreg-yə-ˌlāt-ər How to pronounce regulator (audio)
1
: one that regulates
2

Legal Definition

regulator

noun
reg·​u·​la·​tor ˈre-gyə-ˌlā-tər How to pronounce regulator (audio)
: one (as a government agency) that regulates

More from Merriam-Webster on regulator

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