Authenticate (verb)

To verify the authenticity or genuineness of something.

Origin:

From french authentique, meaning 'original, genuine'.

Examples:

  1. The experts authenticated the painting by comparing it to known works by the artist.
  2. She authenticated her identity by presenting her passport to the border guard.
  3. The laboratory authenticated the sample before conducting further tests.
  4. He authenticated the signature on the document to ensure its validity.
  5. The museum authenticated the artifact before putting it on display.
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