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Synonyms

authenticity

American  
[aw-then-tis-i-tee, aw-thuhn-] / ˌɔ θɛnˈtɪs ɪ ti, ˌɔ θən- /

noun

  1. the quality of being authentic; genuineness.


Other Word Forms


Etymology

Origin of authenticity

First recorded in 1650–60; authentic + -ity


Explanation

Authenticity is the quality of being genuine or real. You might question the authenticity of your eccentric uncle's photo of a UFO. The word authenticity is the state of something being authentic, or legitimate and true. Authenticity is important when the value of something is dependent on where it came from or how it was made. If you buy a ring said to be worn by Marie Antoinette, you will likely pay a hefty price for it. Before you spend all of that money, you should consult with a historian or experienced jeweler, who will be able to verify its authenticity.

Keep Reading on Vocabulary.com

Vocabulary lists containing authenticity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

AFP has not independently verified the authenticity of the call.

From Barron's ● Oct. 12, 2026

While some have expressed concerns about Jackson’s skill as a retail politician, others argue his down-to-earth approach and authenticity are assets.

From Salon ● Oct. 12, 2026

A lawyer for Guilfoyle said the ambassador disputed the authenticity of the messages but declined to provide specifics.

From The Wall Street Journal ● Oct. 7, 2026

"This would not only affect the historic authenticity of the aircraft but would possibly affect overall airworthiness due to a change in aircraft mass and balance," the report said.

From BBC ● Oct. 4, 2026

Then White laid Burkhart’s signed statement in front of Ramsey, who stared at the paper, as if trying to assess its authenticity.

From "Killers of the Flower Moon" by David Grann

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