regulation
🇺🇸
/ˌreɡjuˈleɪʃn/
🇬🇧
/ˌreɡjuˈleɪʃn/
an official rule made by a government or other authority
The new regulation requires all businesses to reduce pollution.
controlling something through rules
The regulation of food safety is important for public health.
required by official rules
He wore the regulation helmet for safety.