polygraph
0 antonyms and opposites of polygraph, grouped by meaning.
Noun — A device, popularly called a lie detector, that records changes in breathing, pulse, and skin response while someone answers questions.
We haven't recorded synonyms for polygraph yet. You can still read its full definition, where it comes from, or words that rhyme with it.
How to use polygraph
The word patterns that sound natural to a native speaker.
Etymology
From poly- ("many") and -graph ("writing" or "recording"), originally referring to a device that recorded several measurements at once.
Full origin of polygraph →Frequently asked questions
What does “polygraph” mean?
The word “polygraph” means a device, popularly called a lie detector, that records changes in breathing, pulse, and skin response while someone answers questions. In plain terms, a machine that measures physical signs like heart rate to try to tell if someone is lying.
How do you pronounce “polygraph”?
“Polygraph” is pronounced PO-leeg-raf (/ˈpɒliɡɹæf/ in IPA).
How do you use “polygraph” in a sentence?
Here is “polygraph” used in a sentence: “The suspect agreed to take a polygraph test to clear his name.”
What part of speech is “polygraph”?
“Polygraph” is a noun.