- to establish as genuine.
- to establish the authorship or origin of conclusively or unquestionably, chiefly by the techniques of scholarship: to authenticate a painting.
- to make authoritative or valid.
Origin of authenticate
SynonymsSee more synonyms for authenticate on Thesaurus.com
Examples from the Web for authenticating
So the power of the authenticating agent in the art world is predictably vast.Are Over Half the Works on the Art Market Really Fakes?
October 17, 2014
Can any of your readers furnish me with the means of authenticating this supposition?
I proposed to write the letter; authenticating it, of course, by his signature.The Legacy of Cain
Of this fact Sanders was well aware, so he employed his time in collecting and authenticating the names of Carter's assassins.Sanders of the River
Suggesting changes in the mode of authenticating ships' papers.
Here is the earliest notice of this verse, authenticating its origin.Charles Sumner; His Complete Works, Volume X (of 20)
- to establish as genuine or valid
- to give authority or legal validity to
Word Origin and History for authenticating
"verify, establish the credibility of," 1650s, from Medieval Latin authenticatus, past participle of authenticare, from authenticus (see authentic). Related: Authenticated; authenticating.