authenticate

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.

"In this study we show how to authenticate a biomarker, verifying that a signal truly comes from life rather than contamination or non-biological chemistry," Shawar adds.

From Science Daily • Feb. 27, 2026

Companies like Beckett Grading Services and Professional Sports Authenticator, or PSA, which authenticate and grade the quality of collectible sports cards, now do the same with Pokemon cards.

From Los Angeles Times • Jan. 23, 2026

Official media has largely played down the protests but videos have flooded social media, many of which are difficult to authenticate, or have even been manipulated.

From Barron's • Jan. 2, 2026

Passkeys authenticate your identity using a pair of mathematically related values, called keys, one residing with the website or app, the other in your password manager.

From The Wall Street Journal • Dec. 11, 2025

Geri explained that he needed the director of the Uffizi to authenticate the painting.

From "The Mona Lisa Vanishes" by Nicholas Day