Dictionary
phi phenomenon
noun
Definition of PHI PHENOMENON
: apparent motion resulting from an orderly sequence of stimuli (as lights flashed in rapid succession a short distance apart on a sign) without any actual motion being presented to the eye
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First Known Use of PHI PHENOMENON
circa 1928
Medical Dictionary
phi phenomenon
noun \ˈfī-\
Medical Definition of PHI PHENOMENON
: apparent motion resulting from an orderly sequence of stimuli (as lights flashed in rapid succession a short distance apart on a sign) without any actual motion being presented to the eye—compare apparent motion
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