lie detector

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A device that measures physiological responses to determine if a person is telling the truth.

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Examples (20)

  • The police used a lie detector to question the suspect.
  • The suspect was asked to undergo a lie detector test.
  • He failed the lie detector test, which made him look more guilty.
  • Many question the accuracy of lie detector results in court.
  • The results of a lie detector are not always admissible in court.
  • He refused to take the lie detector examination.
  • My mom has a built-in lie detector; she always knows when I'm not telling the truth.
  • A lie detector measures physiological responses to questions.
  • The suspect voluntarily agreed to be hooked up to a lie detector.
  • Some companies use a lie detector during their hiring process.
  • Many experts question the scientific reliability of the lie detector.
  • The detective hoped the lie detector would reveal the truth.
  • They will administer a lie detector test to all new security personnel.
  • Can a lie detector truly determine if someone is being truthful?
  • Beating a lie detector is something often seen in spy movies, but it's very difficult in reality.
  • The use of lie detectors is controversial in many countries.
  • If he refuses to take the lie detector test, it will raise suspicions.
  • Despite popular belief, lie detectors are not foolproof.
  • A polygraph, more commonly known as a lie detector, measures several bodily responses.
  • She was nervous about taking the lie detector test.