AUTHENTICATE Definition Meaning - Merriam-Webster confirm, corroborate, substantiate, verify, authenticate, validate mean to attest to the truth or validity of something confirm implies the removing of doubts by an authoritative statement or indisputable fact
AUTHENTICATE definition and meaning | Collins English Dictionary If you authenticate something, you prove or confirm that it is true Unfortunately, the map that might have authenticated the tale was lost in Canada [VERB noun] There have now been well authenticated reports that this treatment is very occasionally responsible for heart attacks [VERB-ed]
authenticate - Wiktionary, the free dictionary authenticate (third-person singular simple present authenticates, present participle authenticating, simple past and past participle authenticated) (transitive) To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit
AUTHENTICATE Definition Meaning | Dictionary. com When you authenticate something, you establish that it’s the real thing If you authenticate a painting, for example, you’re sure that it's an original work, not a copy