One of the mysteries of the English language finally explained.
An instrument used for exposing objects to the eye for a very brief measured period of time.
- ‘The test required subjects to determine the identity of nonsense syllables presented in a tachistoscope when, unknown to the subjects, no syllables were present.’
- ‘Participants were asked to look through the central eyepiece of the tachistoscope and fixate their eyes at the central point, following a ready signal.’
- ‘An electronic tachistoscope capable of exposing photographs from 1 ms to 1000 ms was used.’
- ‘We are not programmed to remember lists of numbers or nonwords, presented in isolation via a tachistoscope or a computer screen - the favoured method of ‘studying memory’ in the 1960s and 1970s.’
Late 19th century: from Greek takhistos ‘swiftest’ + -scope.
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