authenticate

Verb

establish the authenticity of something
To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle to credit.
To prove authentic; to determine as real and true.

Adj

Synonym of authentic.

Examples

He didn’t manage to authenticate the portrait: it’s probably a fake.
The server could not authenticate the request.

Origin / Etymology

From Medieval Latin authenticō. By surface analysis, authentic + -ate (verb-forming suffix).

Synonyms

authentic, authentify

Scrabble Score: 17

authenticate: valid Scrabble (US) TWL Word
authenticate: valid Scrabble Word in Merriam-Webster MW Dictionary
authenticate: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 19

authenticate: valid Words With Friends Word