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

Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
C. S. Lewis