tachistoscope

[ tuh-kis-tuh-skohp ]

/ təˈkɪs təˌskoʊp /

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noun Psychology.

an apparatus for use in exposing visual stimuli, as pictures, letters, or words, for an extremely brief period, used chiefly to assess visual perception or to increase reading speed.

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In the UK, COTTON CANDY is more commonly known as…

candystring

candyfloss

candypuff

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Origin of tachistoscope

1905–10; <Greek táchist(os), superlative of tachýs swift + -o- + scope

OTHER WORDS FROM tachistoscope

ta·chis·to·scop·ic

[tuh-kis-tuh-skop-ik], /təˌkɪs təˈskɒp ɪk/, adjective

Words nearby tachistoscope

tacheometry, tachina fly, tachiol, tachism, tachisme, tachistoscope, tacho-, tachogram, tachograph, tachometer, tachy-

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for tachistoscope

tachistoscope

/ (təˈkɪstəˌskəʊp) /

noun

an instrument, used mainly in experiments on perception and memory, for displaying visual images for very brief intervals, usually a fraction of a second

Derived forms of tachistoscope

tachistoscopic (təˌkɪstəˈskɒpɪk), adjectivetachistoscopically, adverb

Word Origin for tachistoscope

C20: from Greek takhistos swiftest (see tachy-) + -scope

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012