Kanizsa triangle

English

Etymology

Named after Gaetano Kanizsa.

Noun

Kanizsa triangle (plural Kanizsa triangles)

A Kanizsa triangle.
  1. An optical illusion in which a number of spatially separated fragments give the illusory impression of the contours of a triangle.
    • 2019, Bill Bryson, The Body: A Guide for Occupants, Black Swan (2020), page 67:
      It is called a Kanizsa triangle, after the Italian psychologist Gaetano Kanizsa, who created it in 1955.
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