authenticate [aw-then-ti-keyt] SynonymsExamplesWord Originverb (used with object), au·then·ti·cat·ed, au·then·ti·cat·ing.
- 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 1565–75; Medieval Latin authenticātus made authentic (past participle of authenticāre). See authentic, -ate1 Related formsau·then·ti·cat·a·ble, adjectiveau·then·ti·ca·tion, nounnon·au·then·ti·cat·ed, adjectivenon·au·then·ti·ca·tion, nounre·au·then·ti·cate, verb (used with object), re·au·then·ti·cat·ed, re·au·then·ti·cat·ing.re·au·then·ti·ca·tion, nounself-au·then·ti·cat·ing, adjectiveun·au·then·ti·cat·ed, adjectivewell-au·then·ti·cat·ed, adjectiveSynonyms for authenticate 1. confirm, validate, substantiate. Related Words for unauthenticated mythical, untrue, unsubstantiated, inaccurate, fictitious, counterfeit, doubtful, dubious, equivocal, spurious, unverified, wrong, false, unauthenticated, ungenuine Examples from the Web for unauthenticated Historical Examples of unauthenticated
There was an unauthenticated rumour that he had been seen of late, lurking about Wanley.
This, by many, is believed to be a species, but as such is unauthenticated.
The whole investigation is a little depressing, and makes one very shy of unauthenticated ballads.
Destroyed as it is by the malign influence of these and the like objections, the universal is unauthenticated.
However all this may really have been, there is no question of the genuineness of this unauthenticated narrative.
British Dictionary definitions for unauthenticated authenticate verb (tr)
- to establish as genuine or valid
- to give authority or legal validity to
Derived Formsauthentication, nounauthenticator, noun Word Origin and History for unauthenticated authenticate v.
“verify, establish the credibility of,” 1650s, from Medieval Latin authenticatus, past participle of authenticare, from authenticus (see authentic). Related: Authenticated; authenticating.