Judged: two independent readers; copy check clear.
hemiopia
hemiopia Hemiopia is loss of sight in one half of each retina, used when the defect is described from the retinal side rather than by the visual field.
Hemiopia is loss of sight in one half of each retina, used when the defect is described from the retinal side rather than by the visual field. In this historical usage, it corresponds to hemianopsia, which is loss of vision in one half of the field of view.