noun. ['ˈpɑːˌliːˌgræf'] a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration).
- medical instrument
Rhymes with Polygraph
Sentences with polygraph
1. Noun, singular or mass
A polygraph exam gives them peace of mind that you can be trusted to carry out your duties.
You must also take a polygraph test.