transitive verb-·lat·ed, -·lat·ing
- to control, direct, or govern according to a rule, principle, or system; specif., to impose a body of regulations on a particular industry, type of business, etc.
- to adjust to a particular standard, rate, degree, amount, etc.: regulate the heat
- to adjust (a clock, etc.) so as to make operate accurately
- to make uniform, methodical, orderly, etc.
Origin of regulatefrom Late Latin regulatus, past participle of regulare, to rule, regulate from Classical Latin regula, a rule