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 ?
An innocent suspect might fail a polygraph test and, as a result, find himself subjected to an aggressive police interrogation.
Examples of the types of issues that are appropriate for a polygraph examination in the securities context are 1) whether the purchase of a specific security was authorized; 2) whether the sale of a specific security was authorized; 3) whether the broker represented that a specific investment had no risk; or 4) whether the broker explained the difference between mutual fund "A" shares and "B" shares.
Terry submitted the results of a polygraph examination for Boutiette in court on Wednesday, hoping it would convince Douglas County Deputy District Attorney Shannon Sullivan to dismiss the charges.
The test will aim to establish whether polygraph testing should be used in the country to help in the management of sex offenders in the community.
Illinois put a stop to requiring rape victims to take polygraph exams in 1988 with the passage of the Sex Offense Victim Polygraph Act, 725 ILCS 200/0.
The story said the panel found the science behind polygraphs dubious and noted that a polygraph test is not admissible in court as evidence.
When leads dry up or the truth is murky, LAPD detectives end up here, on the fourth floor of downtown's Parker Center, headquarters of the Polygraph Unit.
Earlier this year he returned to Britain to complete his sentence and last month both he and his family asked for a polygraph.
Sullivan spent 31 years as a polygraph examiner for the Central Intelligence Agency.
Author John Sullivan was a polygraph examiner for over thirty years, conducting more such tests than anyone in the history of the CIA's program.
Furious and humiliated, San Francisco police vowed never to employ the lie detector again; at the next meeting of the International Association of Chiefs of Police, their captain declared that future use of the polygraph could not be countenanced.
When compared with current polygraph interviewing methods, the innovation offers an improved if not superior technique to identify deliberate deception.