alpha movement

a form of apparent movement in which an object appears to expand or contract when increasingly larger or smaller versions of it are presented in rapid succession. Also called alpha motion.

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Psychology term of the day

February 20th 2025

dual representation

the ability to comprehend an object simultaneously as the object itself and as a representation of something else. For example, a photograph of a person can be represented both as the print itself and as the person it depicts. Also called dual encoding; dual orientation.