tachistoscope
/təˈkɪstəʊˌskəʊp/noun
- an instrument used for exposing objects to the eye for a very brief measured period of time视速仪, 视觉记忆测试镜。
派生词
tachistoscopic
adjectivetachistoscopically
adverb词源
late 19th cent.: from Greek takhistos 'swiftest' + -SCOPE.