Dictionary
polygraph
noun poly·graph \ˈpä-lē-ˌgraf\
: a test that is done with a lie detector to see if someone is telling the truth
Full Definition of POLYGRAPH
: an instrument for recording variations of several different pulsations (as of physiological variables) simultaneously — compare lie detector
— poly·graph·ic \ˌpä-lē-ˈgra-fik\ adjective
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First Known Use of POLYGRAPH
1871
Related to POLYGRAPH
- Synonyms
- lie detector
Rhymes with POLYGRAPH
allograph, autograph, barograph, bathyscaphe, cenotaph, chronograph, circle graph, cryptograph, epigraph, epitaph, half-and-half, hectograph, holograph, homograph, hygrograph, kymograph, lithograph, logograph, micrograph, monograph, pantograph, paragraph, phonograph, photograph, pictograph, quarterstaff, seismograph, serigraph, shadowgraph, shandygaff, spectrograph, sphygmograph, telegraph, thermograph, typograph
Medical Dictionary
polygraph
noun poly·graph \ˈpäl-i-ˌgraf\
Medical Definition of POLYGRAPH
: an instrument for simultaneously recording variations of several different pulsations (as of the pulse, blood pressure, and respiration)—see lie detector
—poly·graph·ic \ˌpäl-i-ˈgraf-ik\ adjective
—poly·graph·i·cal·ly \-i-k(ə-)lē\ adverb
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