REG'ULATE, verb transitive 1. To adjust by rule, method or established mode; as, to regulate weights and measures; to regulate the assize of bread; to regulate our moral conduct by the laws of God and of society; to regulate our manners by the customary forms. 2. To put in good order; as, to regulate the disordered state of a nation or its finances. 3. To subject to rules or restrictions; as, to regulate trade; to regulate diet.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI