polygraph

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pol·y·graph

 (pŏl′ē-grăf′)
n.
An instrument that measures the physiological responses of an individual to questions from an examiner who interprets the results as indicating the likelihood that the individual is telling or not telling the truth in giving the answers.
tr.v. pol·y·graphed, pol·y·graph·ing, pol·y·graphs
To test (a criminal suspect, for example) with a polygraph.

po·lyg′ra·pher (pə-lĭg′rə-fər), po·lyg′ra·phist (-fĭst) n.
pol′y·graph′ic adj.

polygraph

(ˈpɒlɪˌɡrɑːf; -ˌɡræf)
n
1. (Medicine) an instrument for the simultaneous electrical or mechanical recording of several involuntary physiological activities, including blood pressure, skin resistivity, pulse rate, respiration, and sweating, used esp as a would-be lie detector
2. (Printing, Lithography & Bookbinding) a device for producing copies of written, printed, or drawn matter
[C18: from Greek polugraphos writing copiously]
polygraphic adj
ˌpolyˈgraphically adv

pol•y•graph

(ˈpɒl ɪˌgræf, -ˌgrɑf)

n.
1. an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
3. a test using a lie detector.
v.t.
4. to test (a person) with a polygraph.
[1795–1805; < Greek polýgraphos writing much. See poly-, -graph]
pol`y•graph′ic (-ˈgræf ɪk) adj.

polygraph

a lie detecting device. — polygrapher, polygraphist, n. — polygraphic, adj.
See also: Lies and Lying
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.polygraph - a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration)
lie detector - a polygraph that records bodily changes sometimes associated with lying
medical instrument - instrument used in the practice of medicine
Translations
valheenpaljastin

polygraph

[ˈpɒlɪgrɑːf] Npolígrafo m, detector m de mentiras

polygraph

[ˈpɒligrɑːf] ndétecteur m de mensonges polygraph testpolygraph test ntest m au détecteur de mensonges

polygraph

n (US: = lie detector) → Lügendetektor m

polygraph

[ˈpɒlɪˌgrɑːf] nmacchina della verità

pol·y·graph

n. polígrafo, instrumento para obtener diversas pulsaciones arteriales y venosas simultáneamente.
References in periodicals archive ?
1 Vendor Shall Furnish All Tools, Equipment, Equipment, Supplies And Necessary Labor In A Substantial And Workmanlike Manner In Accordance For Complete Installation Of Software, Setup And Testing Required For The Polygraph Machine.
They hooked him up to a polygraph machine that measures the most minute changes in his heart-rate and breathing, - and he passed the test with flying colours.
In one commercial, he is hooked up to a polygraph machine and is asked if Legal Sea Foods is a chain.
Given your recent experiences, it'll take that long to be confident that the wedding present list won't read - toaster, cutlery, salt and pepper shakers, polygraph machine.
Avatar is not the same as a polygraph machine, which requires physical contact, and relies on different markers to determine who is telling the truth, Elkins stressed.
Confessions of a Lie Detector: Years of Theft, Sex, and Murder" is a memoir of a lie detector who worked with the polygraph machine as well as his own wits to find the truth from people who had everything to lose from the truth coming out.
The State Intellectual Property Service and State Registration Service purchased the polygraph machine worth $9,000 in Russia.
At left, on display in Parker Center is a polygraph machine the Los Angeles Police Department used in the 1950s.