Associations to the word «Polygraph»

Wiktionary

POLYGRAPH, noun. 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.
POLYGRAPH, noun. (dated) A mechanical instrument for multiplying copies of a writing, resembling multiple pantographs.
POLYGRAPH, noun. (archaic) A collection of different works, either by one or several authors.
POLYGRAPH, noun. (linguistics) A group of letters that represent a single phoneme
POLYGRAPH, verb. To administer a polygraph test.

Dictionary definition

POLYGRAPH, noun. A medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration).

Wise words

The most valuable of all talents is that of never using two words when one will do.
Thomas Jefferson