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3 Usage Examples Depicting the Meaning of 'Polygraph' in a Sentence

"An instrument that simultaneously receives and records variations in certain body activities." more

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During the science experiment, the students observed the polygraph recording their heart rates.
The spy had to undergo a polygraph test to prove his loyalty to the secret agency.
The scientist invented a new and improved polygraph for medical research.

Polygraph

pol-i-graf
nounAn instrument that simultaneously receives and records variations in certain body activities.
Antonyms

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Last Updated On: May 12, 2024
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