regulator

noun

reg·​u·​la·​tor ˈre-gyə-ˌlā-tər How to pronounce regulator (audio)
also ˈrā-
Synonyms of regulatornext
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.
State regulators have begun allowing the use of pop-up, or ropeless, fishing gear to help extend the season while reducing risks to whales. Da Lin, CBS News, 3 May 2026 Last December, Temu owner PDD Holdings—a multinational commerce group domiciled in the Cayman Islands and registered in Ireland that’s better known as Pinduoduo—had two of its global facilities raided by European Union regulators over worries over possible Chinese state subsidies. Alexandra Harrell, Footwear News, 1 May 2026 While condo enforcement authority remains at the state level, the task force is designed to connect residents with regulators and provide guidance in navigating disputes, a response to what city officials describe as a gap between residents and enforcement agencies. Veronica Egui Brito, Miami Herald, 1 May 2026 State regulators will have the better part of a year to analyze the 2025 cost reconciliation sought by ComEd before ruling in December. Robert Channick, Chicago Tribune, 1 May 2026 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 4 May. 2026.

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

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