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 sets were worth the wait, moody and alluring and brimming with scandalous modern art and sour colors chosen to make the English Heritage building regulators faint. Sarah Shachat, IndieWire, 21 Nov. 2025 The cases stem from a joint FBI and state Department of Justice probe in which agents and regulators seized about 21 boxes of financial records from Barnes' Here For You. Mary Spicuzza, jsonline.com, 21 Nov. 2025 Others pointed to parts of the overall travel experience that are taking a toll on passengers as well, adding that airlines and regulators should bear more of the burden for bringing back civility than passengers. Jason Ma, Fortune, 21 Nov. 2025 The dummy's design had previously been embraced by some regulators overseas, with European officials indicating plans to add it to tests within a few years. Camila Domonoske, NPR, 21 Nov. 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 24 Nov. 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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