from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An apparatus that projects a series of images onto a screen at rapid speed to test visual perception, memory, and learning.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a device that displays a series of brief images; used by psychologists to investigate perception, memory and learning
from the GNU version of the Collaborative International Dictionary of English
- n. An apparatus for exposing briefly to view a screen bearing letters or figures. It is used in studying the range of attention, or the power of distinguishing separate objects in a single impression.
from The Century Dictionary and Cyclopedia
- n. In experimental psychology, an apparatus which exposes to view, for a brief and accurately variable time, an object or small group of objects (letters, short words, etc.).
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. scientific instrument used by psychologists; presents visual stimuli for brief exposures
A device called a tachistoscope was used during WWII to help fighter pilots identify aircraft silhouettes.
Scientists developed an instrument called the tachistoscope to study the effects of flicker.
The simple java application is based on the tachistoscope, a rapid image recognition device.
In laboratory tests, split brains look at objects through a tachistoscope that presents information to only one hemisphere or look at image that is flashed briefly to one side of the visual field.
Researcher James Vicary has installed a tachistoscope, a machine that can inject subliminal images of tiny fractions of a second-far below that of a person's conscious threshold.