regulator

noun

reg·​u·​la·​tor ˈre-gyə-ˌlā-tər 

also ˈrā-

1

: one that regulates

2

: regulatory gene

Synonyms of regulator

• controller
• control

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

Assume Paramount is right, that every claim fails and every regulator approves. — Joseph M. Singer, HollywoodReporter, 25 Aug. 2026

The Premier League has its owners and directors test (OADT), while the independent football regulator (IFR) has its owners, directors and senior executives (ODSE) test. — Beren Cross, New York Times, 25 Aug. 2026

Earlier this year, regulator Ofcom’s Media Nations report revealed Netflix was ahead of the BBC, ITV and YouTube as the service viewers first thought of when deciding what to watch. — Jesse Whittock, Deadline, 24 Aug. 2026

The regulator’s demand injects fresh uncertainty into if and when the deal closes. — Tiisetso Motsoeneng, semafor.com, 24 Aug. 2026

Word History

First Known Use

1648, in the meaning defined at sense 1

Phrases Containing regulator

• growth regulator
• regulator gene

Rhymes for regulator

• activator
• actuator
• agitator
• alligator
• allocator
• alternator
• animator
• annotator
• applicator
• arbitrator
• aspirator
• aviator

Medical Definition

regulator

noun

reg·​u·​la·​tor ˈreg-yə-ˌlāt-ər 

1

: one that regulates

2

: regulatory gene

Legal Definition

regulator

noun

reg·​u·​la·​tor ˈre-gyə-ˌlā-tər 

: one (as a government agency) that regulates