- an authoritative rule
- a principle or condition that customarily governs behavior
- the state of being controlled or governed
- (embryology) the ability of an early embryo to continue normal development after its structure has been somehow damaged or altered
💬 Examples
- "it was his rule to take a walk before breakfast"
- "short haircuts were the regulation"
- "making regular"
- "fiscal regulations are in the hands of politicians"