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tachistoscope

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
ta·chis·to·scope  (t-kst-skp, t-)
n.
An apparatus that projects a series of images onto a screen at rapid speed to test visual perception, memory, and learning.

[Greek takhistos, superlative of takhus, swift + -scope.]

ta·chisto·scopic (-skpk) adj.
ta·chisto·scopi·cal·ly adv.

tachistoscope [təˈkɪstəˌskəʊp]
n
(Life Sciences & Allied Applications / Physiology) an instrument, used mainly in experiments on perception and memory, for displaying visual images for very brief intervals, usually a fraction of a second
[from Greek takhistos swiftest (see tachy-) + -scope]
tachistoscopic  [təˌkɪstəˈskɒpɪk] adj
tachistoscopically  adv

tachistoscope
an instrument for exposing pictures and other visual stimuli for very brief periods, used in psychological testing and various teaching methods.
See also: Instruments
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.tachistoscope - scientific instrument used by psychologiststachistoscope - scientific instrument used by psychologists; presents visual stimuli for brief exposures
scientific instrument - an instrument used by scientists


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It is also an interesting retrospect into the brief history of how subliminal messaging came about and it started in a small base in the Allied camp when British soldiers were exposed to an instrument called the tachistoscope, which was essentially a machine used to flash images to soldiers in quick succession, so that they could be trained in spotting and identifying enemy profiles and vehicles like warplanes.
The children in the middle and lowest performing groups practiced using real and nonsense story words on hand-made tachistoscopes.
These courses utilized state-of-the-art technologies such as tachistoscopes, perceptorscopes and controlled readers to forestall poor reading hygiene, such as regression of eye-movements (Wood, 1997).
 
 
 
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