Definitions

1. noun

a person or device that regulates something, especially a machine or process

“The factory’s air quality regulator ensured a safe working environment.”

2. noun

a person who regulates or supervises something, especially a government agency or organization

“The financial regulator is responsible for monitoring the bank’s activities.”

3. noun

a device that regulates the flow of something, especially a liquid or gas

“The pressure regulator on the bike’s tires maintained the optimal air pressure.”

4. verb

to control or direct something, especially a machine or process

“The computer software regulates the temperature in the server room.”