lie detectornoun [ C ]
uk/ˈlaɪ dɪˌtek.tər/us/ˈlaɪ dɪˌtek.tɚ/a piece of equipment used to try to discover if someone is telling lies:
Both men refused to take a lie detector test.
Thesaurus: synonyms and related words
Lies, lying & hypocrisy
- artifice
- bad faith
- be a pack of lies idiom
- canard
- charade
- cobbler
- flimflam
- forked tongue
- half-truth
- hogwash
- humbug
- make sth up
- polygraph
- pork pie
- porky
- post-factual
- post-truth
- propaganda
- stretch the truth idiom
- venal
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You can also find related words, phrases, and synonyms in the topics:
Detection & solving crimes
Synonym
polygraph