Definitions for "aniseikonia"
a visual defect in which the shape and size of an ocular image differ in the two eyes.
a difference in size between the images projected on the retinas of both eyes, due to anisometropia or lens corrections of unequal powers; can cause binocular vision difficulties, since the brain attempts to combine two images of different sizes into one image
Condition in which the image seen by one eye differs in size or shape from that seen by the other eye; associated with anisometropia of greater than 4 diopters.