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 asked to a subject, in an attempt to detect lies.
A mechanical instrument for multiplying copies of a writing, resembling multiple pantographs.
A collection of different works, either by one or several authors.
A group of letters that represent a single phoneme.
To administer a polygraph test to.
The FBI polygraphed the suspect but learned nothing because they already knew he was lying.