1. a device that controls or maintains the rate or speed of a machine or process
2. a person or organization that supervises and controls an activity or industry
3. a gene that controls the expression of other genes
Usage: biology

Examples

• The pressure regulator keeps the gas flow at a safe level.
• A voltage regulator prevents electrical damage to sensitive equipment.
• Financial regulators monitor banks to ensure they follow safety rules.
• The environmental regulator imposed new pollution limits on factories.
• This regulator gene controls when other genes are turned on or off.
• The temperature regulator maintains a constant heat in the greenhouse.
• Government regulators are investigating the airline’s safety practices.