Definitions
There is 1 meaning of the phrase
Size Constancy.
Size Constancy - as a noun
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)
Example Sentences
"The ability to maintain size constancy allows us to recognize familiar objects regardless of their distance."
"The brain uses depth cues to help maintain size constancy."
"The Ames room illusion is a classic demonstration of size constancy."
"Some optical illusions challenge our sense of size constancy."
"The concept of size constancy was first introduced by the psychologist William James."