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tachistoscope Line breaks: tach¦is¦to|scope
Pronunciation: /taˈkɪstəˌskəʊp/

Definition of tachistoscope in English:


An instrument used for exposing objects to the eye for a very brief measured period of time.
Example sentences
  • Participants were asked to look through the central eyepiece of the tachistoscope and fixate their eyes at the central point, following a ready signal.
  • The test required subjects to determine the identity of nonsense syllables presented in a tachistoscope when, unknown to the subjects, no syllables were present.
  • An electronic tachistoscope capable of exposing photographs from 1 ms to 1000 ms was used.


Late 19th century: from Greek takhistos 'swiftest' + -scope.



Pronunciation: /takɪstəˌˈskɒpɪk/
Example sentences
  • Figure 1 shows the mean number of letters correct for each group on the tachistoscopic recognition task.
  • The complexity of the stimulus is no longer a limiting factor as with the tachistoscopic technique.
  • Thereafter, when the handle is released and started downwardly, tachistoscopic operation is initiated.


Example sentences
  • It is a projective test in which pictures of threatening motifs are presented tachistoscopically in standardised low-lighting conditions.
  • In their study, a sender viewed a target slide 10 times, tachistoscopically for 1 ms each time.
  • And Fisher found that the visual percepts were not only taken from the tachistoscopically presented stimuli, but also from everything surrounding the experiment, such as paintings in the hallway that the subject saw on the way to the experiment.

Definition of tachistoscope in:

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