Advertisement - Continue reading below

Definition of "tachistoscope" [ta•chis•to•scope]

  • An apparatus that projects a series of images onto a screen at rapid speed to test visual perception, memory, and learning. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "tachistoscope" in a sentence
  • "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."