Detector of Lies
This page is the CodyCross answer for the clue below from Pet Shop, Group 348, Puzzle 5 (Exercise Pens).
Question is: Detector of Lies
and the answer is: POLYGRAPH
Word Meaning:
POLYGRAPH — A device which measures and records several physiological variables such as blood pressure, heart rate, respiration and skin conductivity while a series of questions is being posed to a subject, in an attempt to detect deception.
Definitions from Wiktionary.