n. a polygraph used on persons suspected of lying; it records certain bodily changes assumed to occur when the subject lies in answering questions
He took a lie detector test to prove his innocence.
He took a lie detector test to prove his innocence.
Hear it
How did Daniel make the lie detector work?
Hear it
1 syllables
VocabClass lessons are designed to engage students, improve motivation in learning the subject matter, and generate better results. Long-term retention is our focus and by making the learning process fun, our gamified approach has a positive impact on this goal.
View all games!
Try it! FREE!