Spelling Bee Hive found 1 result for zollner illusion. This page contains the same results as searching for that word in the app.
Zollner illusion - noun; Level 9; origin: German + Latin; pronunciation: ˈtsə̄lnə(r)-i-ˈlü-zhən, -ˈlyü-. a visual effect in which parallel lines seem to converge or diverge because short diagonal strokes cross them.
Zollner illusion is in Level 9, Set 04 of the Spelling Bee Hive practice sets.
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