perceptual constancy

Noun
  1. referred to in: psychological science, psychology - the science of mental life
    is a type of: perception - the process of perceiving
    subtypes:
    • brightness constancy - the tendency for a visual object to be perceived as having the same brightness under widely different conditions of illumination
    • color constancy, colour constancy - the tendency for a color to look the same under widely different viewing conditions
    • shape constancy - the tendency to perceive the shape of a rigid object as constant despite differences in the viewing angle (and consequent differences in the shape of the pattern projected on the retina of the eye)
    • size constancy - the tendency to perceive the veridical size of a familiar object despite differences in their distance (and consequent differences in the size of the pattern projected on the retina of the eye)
    same as: constancy

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