Definition of metamorphopsia in US English:

metamorphopsia

noun

Medicine
  • Defective visual perception in which objects appear distorted in shape, size, etc.

Origin

Early 19th century. From post-classical Latin metamorphopsia from metamorph- (in metamorphosis) + -opsia.

Pronunciation

metamorphopsia

/ˌmɛtəmɔːˈfɒpsɪə/