polygraph

polygraph
1. noun
a) 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.
b) An mechanical instrument for multiplying copies of a writing, resembling multiple pantographs.
Syn: lie detector, manifold writer, autopen
2. verb
To administer a polygraph test.

The FBI polygraphed the suspect but learned nothing because they already knew he was lying.


Wikipedia foundation.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • polygraph — poly·graph / pä lē ˌgraf/ n: an instrument that records physiological pulsations; esp: lie detector poly·graph·ic /ˌpä lē gra fik/ adj Merriam Webster’s Dictionary of Law. Merriam Webster. 1996 …   Law dictionary

  • Polygraph — Pol y*graph, n. [Gr. ? writing much; poly s much, many + ? to write: cf. F. polygraphe.] 1. An instrument for multiplying copies of a writing; a manifold writer; a copying machine. [1913 Webster] 2. In bibliography, a collection of different… …   The Collaborative International Dictionary of English

  • Polygraph — (v. gr.), 1) Vielschreiber, Verfasser zahlreicher Werke, gewöhnlich in tadelndem Sinne; 2) s. u. Kopirmaschine 1) b) Daher Polygraphie, 1) Vielschreiberei; 2) Schrift, deren sich nicht blos eine bestimmte Sprache, sondern auch viele andere… …   Pierer's Universal-Lexikon

  • Polygraph — (griech.), Vielschreiber; auch eineeigenartig konstruierte Kopiermaschine …   Meyers Großes Konversations-Lexikon

  • Polygraph — Polygrāph (grch.), Vielschreiber; Kopiermaschine …   Kleines Konversations-Lexikon

  • Polygraph — Polygraph, ein Vielschreiber, und in diesem Sinne oft tadelnd gebraucht, im Allgemeinen aber, jeder Autor, der Viel über Vieles schreibt …   Damen Conversations Lexikon

  • polygraph — (n.) 1794, mechanical device for making multiple copies of something written or drawn, from Gk. polygraphos writing much, from polys much (see POLY (Cf. poly )) + graphos writing, from graphein to write (see GRAPHY (Cf. graphy)). Meaning instru …   Etymology dictionary

  • polygraph — ► NOUN ▪ a machine for recording changes in a person s physiological characteristics, such as pulse and breathing rates, used especially as a lie detector …   English terms dictionary

  • polygraph — [päl′i graf΄] n. [Gr polygraphos, writing much: see POLY & GRAPH] 1. an early device for reproducing writings or drawings 2. an instrument for recording simultaneously changes in blood pressure, respiration, pulse rate, etc.: see LIE DETECTOR… …   English World dictionary

  • Polygraph — This article is about the forensic instrument. For the automatic signing instrument, see Autopen. For the dual pen device that produces a simultaneous copy of an original while it is written in cursive writing, see Polygraph (duplicating device) …   Wikipedia

  • Polygraph — Ein Polygraph ist: ein Lügendetektor Polygraf, ein Beruf im Druckwesen Polygraph (Zeichnen), ein Zeichenhilfmittel Jefferson Polygraph, ein Vorläufer des Kopiergeräts das Kombinat Polygraph Werner Lamberz, ein ehemaliges Industriekombinat in… …   Deutsch Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”