See Also: Hemeralopia(medicine)
hemeralopia(dictionary)

hemeralopia (iou)



hemeralopia noun. E18.
[mod. Latin, from Greek hemeralops, from hemera day + alaos blind + ops eye: see -IA1. Cf. NYCTALOPIA.]
Chiefly Medicine. A defect of vision (usu. congenital) in which there is poor vision in good light but comparatively good vision in poor light. Also called day blindness. E18.
[By confusion.] = NYCTALOPIA 1. Now rare. E19.
hemeralopic adjective affected with hemeralopia L19.