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Zollner illusion

[ tsuhl-ner; German tsœl-nuhr ]

noun

, Psychology.
  1. a spatial illusion in which parallel lines intersected by short oblique lines are perceived as converging or diverging.


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Word History and Origins

Origin of Zollner illusion1

1950–55; named after J. K. F. Zöllner, 19th-century German physicist

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