Word

vision defect, n.

impairment of the sense of sight
<noun.state>

vision defect visual defect visual disorder visual impairment

semantic pointers

hyponym

amaurosis amblyopia ametropia aniseikonia anorthopia aphakia blindness, sightlessness, cecity color blindness, colour blindness, color vision deficiency, colour vision deficiency diplopia, double vision hemeralopia, day blindness hemianopia, hemianopsia quadrantanopia metamorphopsia nyctalopia, night blindness, moon blindness photoretinitis retinal detachment, detachment of the retina, detached retina scotoma tunnel vision xanthopsia

hypernym

disability, handicap, disablement, impairment