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agent - definition and synonyms

 
 
 
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noun [countable]     agent pronunciation in American English
/ˈeɪdʒənt/
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singularagent
pluralagents
  1. 1
    a person or company that does business for another person or company, for example by selling their products or by dealing with their customers

    a shipping agent

    1. b.
      in the U.K., someone who helps a person to become a member of parliament
  2. 2
    someone who works for a country’s intelligence agency and collects secret information about foreign governments
    Synonyms and related words
    1. a.
      an official of some U.S. government departments, such as the FBI

      Agent Lehman spoke with the police about the case.

  3. 3
    a chemical or other substance that has a particular effect
    1. a.
      formal something that causes change
      agent of:

      Soil erosion is a major agent of environmental change.

      Synonyms and related words
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