polygraph

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.

The DEA is supporting the Bolivian government as it conducts "reliability" screens on anti-narcotics officers using polygraph lie detectors.

From Barron's • Apr. 1, 2026

Perez requested a polygraph test and failed it, Flores testified.

From Los Angeles Times • Feb. 19, 2026

Within DHS, Noem and Lewandowski frequently berate senior level staff, give polygraph tests to employees they don’t trust and have fired employees—in one incident, Lewandowski fired a U.S.

From The Wall Street Journal • Feb. 13, 2026

The Thirtysomething actor's defence team submitted more than 70 letters from people vouching for his character and said that he underwent and passed a polygraph test pertaining to the allegations against him.

From BBC • Feb. 6, 2026

Lie-detection tests are notoriously inaccurate, and calculations similar to the above demonstrate why truthful people who flunk polygraph tests usually outnumber liars.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos