authenticate
playSimple Definition of authenticate

: to prove that something is real, true, or genuine : to prove that something is authentic
Full Definition of authenticate
authenticatedauthenticating
transitive verb
: to prove or serve to prove the authenticity of <authenticate a document>
Examples of authenticate in a sentence
The signature has been authenticated.
<a jeweler authenticated the diamond as real>
1651
First Known Use of authenticate
1651
Synonym Discussion of authenticate
Rhymes with authenticate
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AUTHENTICATE Defined for Kids
authenticate
playDefinition of authenticate for Students
authenticatedauthenticating
: to prove or serve as proof that something is authentic
Law Dictionary
authenticate
Legal Definition of authenticate
authenticatedauthenticating
1 : to prove or serve to prove that (something) is genuine; especially : to prove that (an item of evidence) is genuine for the purpose of establishing admissibility
2 : to make (a written instrument) valid and effective by marking especially with one's signature <authenticate a check>
Learn More about authenticate

Thesaurus: All synonyms and antonyms for "authenticate" Spanish Central: Translation of "authenticate" Nglish: Translation of "authenticate" for Spanish speakers Britannica English: Translation of "authenticate" for Arabic speakers
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