regulation

noun
  1. The act of controlling or directing according to rule, principle, or law. noun
    The government introduced new regulations to improve air quality.
    Compliance with safety regulations is mandatory for all employees.
  2. A rule or directive made and maintained by an authority. noun
    The school has strict regulations regarding student conduct.
    The new regulations require businesses to reduce their carbon emissions.
  3. The state of being controlled or governed. noun
    The regulation of the financial markets is crucial for economic stability.
    Proper regulation of body temperature is essential for survival.
  4. Prescribed or required by regulations; conforming to the standard. adjective
    He wore regulation uniform to the ceremony.
    The equipment must be of regulation size to be used in the competition.