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 ?
8220;Whether you combine polygraphing with our other security services or by itself, our team guarantees fast, accurate and confidential testing.
The notion that polygraphing stops after an examinee is found deceptive, regardless of who decides whether or not to continue, also communicates an incomplete understanding of law enforcement investigative practices.
But Lykken claims that each question asked under polygraphing conditions is as threatening for the innocent as for the guilty.