Regulative (adjective)

Having the power or function of regulating or controlling.

Origin:

Late middle english (in the sense "governing"): from latin regulativus, from regulat- "regulated", from the verb regulere (see regulate).

Examples:

1. The regulatory system ensures stability of the economy.
2. The legislative branch has regulative powers over the executive branch.
3. The regulative principles of traffic control must be obeyed.
4. His diet was regulated by a doctor to maintain his health.
5. Her mood was regulated by the medication.