credentials - definition and synonyms

noun [plural] 

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/krɪˈdenʃ(ə)lz/
  1. 1
    personal qualities, achievements, or experiences that make someone suitable for something

    His credentials as a football manager are impressive.

    The company is looking to enhance its environmental credentials (=improve its reputation concerning the environment).

  2. 2
    documents that prove who you are or that show your qualifications or status

    The policeman asked to see the driver’s credentials.