Definition of regulator noun from the Oxford Advanced Learner's Dictionary

      

    regulator

     noun
    noun
    BrE BrE//ˈreɡjuleɪtə(r)//
     
    ; NAmE NAmE//ˈreɡjuleɪtər//
     
    Economy
     
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  1. 1a person or an organization that officially controls an area of business or industry and makes sure that it is operating fairly Ofgas, the gas industry regulator banking regulators See related entries: Economy
  2. 2a device that automatically controls something such as speed, temperature or pressure a pressure regulator
See the Oxford Advanced American Dictionary entry: regulator