optical illusion
A visual phenomenon where perception differs from physical reality. Used in psychology and everyday contexts.
This figure is a famous example of an optical illusion.
錯視によって、同じ長さの線が違って見える。
Due to an optical illusion, lines of the same length appear different.
café wall illusion; Münsterberg illusion
café wall illusion; Münsterberg illusion
Compound of 錯 (confusion, mix up) and 視 (see, look). The term is a modern coinage for 'optical illusion', likely influenced by Western psychology.