Medical Dictionary

optical illusion


Medical Definition of OPTICAL ILLUSION

:  visual perception of a real object in such a way as to misinterpret its actual nature


June 30, 2015
disinformation Hear it
false information deliberately spread
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears