1. a government, especially an authoritarian one
2. a system or planned way of doing things, especially to improve health or achieve a goal

Examples

• The military regime controlled the country for decades.
• Citizens protested against the oppressive regime.
• The new democratic government replaced the old regime.
• She follows a strict exercise regime every morning.
• The doctor recommended a healthy eating regime.
• His daily regime includes meditation and reading.
• The authoritarian regime restricted freedom of speech.