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Verb: authenticate  o'then-tu`keyt
  1. Establish the authenticity of something
    "You should authenticate a buddy the very first time that you talk to them using off-the-record messaging"

Derived forms: authenticated, authenticates, authenticating

See also: authentication, authenticator

Type of: attest, certify, demonstrate, evidence, manifest

Encyclopedia: Authenticate

Nearest

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authentically
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authigenic
author
authoress
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authoring language
authorisation