regime

noun

1. Mode of rule or management.

   “a prison regime”

2. A form of government, or the government in power, particularly an authoritarian or totalitarian one.

   “the dictator's regime”

   “Heaven will eliminate the tyrannical regimes.”

3. A period of rule.
4. A regulated system; a regimen.

   “a fitness regime”

   “For three weeks Lorde engages in a regime of rest, relaxation, eurhythmy, and active meditation.”

   “It is time the international community faced the reality: we have an unmanageable, unfair, distortionary global tax regime. It is a tax system that is pivotal in creating the increasing inequality that marks most advanced countries today […].”

   “Gorsuch’s theory would hobble this nondiscrimination regime by preventing the government from directing employers to tell employees about their rights and responsibilities under law.”

5. A division of a Mafia crime family, led by a caporegime.
6. A set of characteristics.

   “A typical annual water level regime would include a gradual summer drawdown beginning in early May.”