tachistoscope

/tuh-kis-tuh-skohp/US // təˈkɪs təˌskoʊp //UK // (təˈkɪstəˌskəʊp) //

测速仪,测速器,转速器,转速表

Definitions

n.名词 noun

1
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.