Meaning of deauthenticate | Babel Free

Definitions

1. To reject as authentic; to falsify or disprove.
   transitive
2. To revoke the authentication of; to cause no longer to be authenticated.
   transitive

Examples

“In the hand of what person soever it be alleged by the witness to be, a case may happen in which it may be material (though at the expense of a distinct enquiry) to authenticate or deauthenticate it by ulterior evidence.”

CEFR level