ta·chis·to·scope (t -k s t -sk p )n. An apparatus that projects a series of images onto a screen at rapid speed to test visual perception, memory, and learning. ta·chis to·scopic (-sk pk) adj. |
tachistoscope
[təkis′təskōp′]
Etymology: Gk, tachistos, rapid, skopein, to view
a device used to increase the speed of visual perception by displaying visual stimuli only extremely briefly.
tachistoscope
An instrument that presents visual stimuli for a brief and variable period of time (usually less than 0.1 s).
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