• (America) IPA: /ɔ.ˈθɛn.tɪ.keɪt/
  • (cot-caught) IPA: /ɑ.ˈθɛn.tɪ.keɪt/

authenticate (authenticates, present participle authenticating; past and past participle authenticated)

  1. (transitive) To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit.
  2. (transitive) To prove authentic; to determine as real and true.
    He didn't manage to authenticate the portrait: it's probably a fake.
Translations Translations Adjective


  1. Synonym of authentic#English|authentic.

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