phi phenomenon — fī n 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 * * * the perception of the… … Medical dictionary
Phi phenomenon — The phi phenomenon is a perceptual illusion described by Max Wertheimer in his 1912 Experimental Studies on the Seeing of Motion , in which a disembodied perception of motion is produced by a succession of still images. In discussions of the… … Wikipedia
phi phenomenon — noun Usage: sometimes capitalized 1st P : the apparent motion of lines, pictures, or other objects shown in a rapid succession of different positions without any actual motion being presented to the eye * * * phi phenomenon, Psychology. 1. a) the … Useful english dictionary
phi phenomenon — phi′ phenom enon n. psl cog the perception of movement when stationary stimuli are presented as a series in an ordered progression … From formal English to slang
phi-phenomenon — /fuy fi nom euh non , neuhn/, n., pl. phi phenomena / neuh/. Psychol. motion perceived by a subject, esp. the illusion of movement produced when stationary stimuli, as pictures or lights, are presented in rapid succession and are sometimes in… … Universalium
phi-phenomenon — /fuy fi nom euh non , neuhn/, n., pl. phi phenomena / neuh/. Psychol. motion perceived by a subject, esp. the illusion of movement produced when stationary stimuli, as pictures or lights, are presented in rapid succession and are sometimes in… … Useful english dictionary
Color Phi phenomenon — The Color Phi phenomenon is a perceptual illusion described by psychologists Paul Kolers and Michael von Grunau in which a disembodied perception of motion is produced by a succession of still images. The Color Phi phenomenon is a more complex… … Wikipedia
Phi — could refer to:*Phi, the Greek letter Φ,φ *The Golden ratio *Euler s totient function *Phi phenomenon *A statistical measure of association reported with the chi square test *Phi, Thai demon spirits, such as Phi Song Nang (succubi) *A function in … Wikipedia
phenomenon — 1. A symptom; an occurrence of any sort, whether ordinary or extraordinary, in relation to a disease. 2. Any unusual fact or occurrence. [G. phainomenon, fr. phaino, to cause to appear] adhesion p. a p. manifested by the adherence of antigen… … Medical dictionary
perception — perceptional, adj. /peuhr sep sheuhn/, n. 1. the act or faculty of apprehending by means of the senses or of the mind; cognition; understanding. 2. immediate or intuitive recognition or appreciation, as of moral, psychological, or aesthetic… … Universalium