How to Pronounce "polygraphs"
word
Definition
Machines used to measure and record several physiological indicators, such as heart rate and breathing, often used during lie detector tests.
Listen in Context
Some police departments use polygraphs during investigations.
After the interview, all job candidates had to take polygraphs as part of the process.
Even though polygraphs are popular in movies, they aren’t used in every real-life investigation.
Polygraphs measure changes in heart rate and breathing.