Anopsianoun
A defect in vision
Anopsiaadjective
Want or defect of sight; blindness.
Anopsia
An anopsia is a defect in the visual field. If the defect is only partial, then the portion of the field with the defect can be used to isolate the underlying cause.
Anopianoun
(medicine) State or condition of sightlessness, often due to medical reasons.
Anopianoun
sightlessness (especially because of a structural defect in or the absence of an eye)