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

Words With Friends Score: 19

authenticate is a valid Words With Friends word