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verb

authenticate

o-THEHN-tih-kayt

Authenticate (verb) means to prove that something is genuine or real. Example: “Experts were called in to authenticate the painting before the auction.”

verb
1
To prove that something is genuine or real.
"Experts were called in to authenticate the painting before the auction."
2
To confirm a person's identity, especially before granting access to something.
"The app authenticates users with a fingerprint scan."

How to Use Authenticate

Learner’s notes

In plain EnglishTo prove something is genuine, or to verify someone's identity.

Common pairings
authenticate a document authenticate a user

Word Forms

more authenticate comparative, authenticated past tense, authenticates singular, most authenticate superlative

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Experts were called in to _____ the painting before the auction.

Etymology

From authentic plus the verb-forming suffix -ate.

authentify

Rhymes for authenticate

See all rhymes for authenticate →

Frequently Asked Questions

What does “authenticate” mean?

The word “authenticate” means to prove that something is genuine or real. In plain terms, to prove something is genuine, or to verify someone's identity.

How do you pronounce “authenticate”?

“Authenticate” is pronounced o-THEHN-tih-kayt (/ɔˈθɛn.tɪ.keɪt/ in IPA).

How do you use “authenticate” in a sentence?

Here is “authenticate” used in a sentence: “Experts were called in to authenticate the painting before the auction.”

What is another word for “authenticate”?

Words with a similar meaning to “authenticate” include authentify.

What part of speech is “authenticate”?

“Authenticate” is a verb.

How many meanings does “authenticate” have?

“Authenticate” has 2 distinct senses listed in this dictionary. The most common is: to prove that something is genuine or real.

Definitions: FreeDict original editorial