[ ver-uh-fi-key-shuhn ]
See synonyms for: verificationverificatory on

  1. the act of verifying.

  2. the state of being verified.

  1. evidence that establishes or confirms the accuracy or truth of something: We could find no verification for his fantastic claims.

  2. a formal assertion of the truth of something, as by oath or affidavit.

  3. the process of research, examination, etc., required to prove or establish authenticity or validity.

  4. Law. a short confirmatory affidavit at the end of a pleading or petition.

Origin of verification

1515–25; <Medieval Latin vērificātiōn (stem of vērificātiō), equivalent to vērificāt(us) (past participle of vērificāre;see verify, -ate1) + -iōn--ion

Other words from verification

  • ver·i·fi·ca·tive, ver·i·fi·ca·to·ry, adjective
  • non·ver·i·fi·ca·tion, noun
  • pre·ver·i·fi·ca·tion, noun
  • re·ver·i·fi·ca·tion, noun
  • un·ver·i·fi·ca·tive, adjective

Words Nearby verification Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use verification in a sentence

British Dictionary definitions for verification


/ (ˌvɛrɪfɪˈkeɪʃən) /

  1. establishment of the correctness of a theory, fact, etc

  2. evidence that provides proof of an assertion, theory, etc

  1. law

    • (formerly) a short affidavit at the end of a pleading stating the pleader's readiness to prove his assertions

    • confirmatory evidence

Derived forms of verification

  • verificative or verificatory, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012