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.

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

From Los Angeles Times • Feb. 19, 2026

Castro was accused of being an agent of the CIA or of the US Drug Enforcement Agency and subjected to polygraph tests, during which the same set of questions was put to him for hours.

From Barron's • Feb. 6, 2026

He was hired in February 2025 after careful examination of his employment eligibility and a vetting process that included a criminal-background check and a polygraph, according to Joyce.

From The Wall Street Journal • Jan. 25, 2026

The West Wing 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 • Jan. 20, 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