persistence of vision

noun
per·​sis·​tence of vision | \ pər-ˈsis-tən(t)s-, -ˈzis- How to pronounce persistence of vision (audio) \

Medical Definition of persistence of vision

: a visual phenomenon that is responsible for the apparent continuity of rapidly presented discrete images (as in motion pictures or television) consisting essentially of a brief retinal persistence of one image so that it is overlapped by the next and the whole is centrally interpreted as continuous

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