- The term hemimacropsia comes from the Greek words hèmi (half), makros (large), and opsis (seeing). It translates roughly as 'seeing objects in half of the visual field as larger'. The term is used to denote a rare disorder of visual perception in which objects within one of the hemifields are perceived as larger than they are. Hemimacropsia is classified as a type of "metamorphopsia, more specifically as a variant of "macropsia. The term is used in opposition to "hemimicropsia.
Dictionary of Hallucinations. J.D. Blom. 2010.