Kanizsa triangle

noun

noun

Etymology Named after Gaetano Kanizsa.

An optical illusion in which a number of spatially separated fragments give the illusory impression of the contours of a triangle.

It is called a Kanizsa triangle, after the Italian psychologist Gaetano Kanizsa, who created it in 1955.2019, Bill Bryson, The Body: A Guide for Occupants, Black Swan (2020), page 67:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.