What is "anorthopia"

Anorthopia \An`or*tho"pi*a\, n. [NL., fr. Gr. ? priv. + ortho- + Gr. ?, ?, the eye.] (Med.) Distorted vision, in which straight lines appear bent.

n. (context medicine English) A defect of vision in which straight lines appear to be curved

n. distorted vision in which straight lines appear curved