AUTHENTICATE

authenticate

(verb) establish the authenticity of something

Source: WordNet® 3.1

Etymology

Verb

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.

(transitive) To prove authentic; to determine as real and true.

Adjective

authenticate (comparative more authenticate, superlative most authenticate)

synonym of authentic.

Source: Wiktionary

Au*then"ti*cate, v. t. [imp. & p. p. Authenticated (; p. pr. & vb. n. Authenticating ( Etym: [Cf. LL. authenticare.]

1. To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit. The king serves only as a notary to authenticate the choice of judges. Burke.

2. To prove authentic; to determine as real and true; as, to authenticate a portrait. Walpole.

Source: Webster’s Unabridged Dictionary 1913 Edition