regulator

noun

reg·​u·​la·​tor ˈre-gyə-ˌlā-tər 

 also  ˈrā-

1

: one that regulates

2

: regulatory gene

Synonyms

• control
• controller

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

It has been widely cited by lawmakers, regulators and other news outlets. —Emily Baker-White, Forbes.com, 12 May 2025

Last summer, after running tests with red-colored dye to chart river flow and the effect of tidal current, the army corps applied herbicides approved by state and federal environmental regulators to five sites between Glastonbury and Chester. —Edmund H. Mahony, Hartford Courant, 12 May 2025

The announcement by Epic Games is the latest salvo in the battle between it and Apple, which has taken place in courts and with regulators around the world since 2020. —Kif Leswing, CNBC, 9 May 2025

National regulators must commit to a genuine reassessment of how Solvency II treats risk capital. —Faisal Kutty, MSNBC Newsweek, 8 May 2025

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