night blindness vs visual impairment
visual impairment vs night blindnessnight blindness and visual impairment both are nouns.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| night blindness | Yes | No | No | No |
| visual impairment | Yes | No | No | No |
As nouns,
visual impairment is a hypernym of
night blindness; that is, visual impairment is a
word with a broader meaning than night blindness:
- night blindness: inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder
- visual impairment: impairment of the sense of sight
Other hypernyms of night blindness include
avitaminosis, hypovitaminosis, vision defect, visual defect, visual disorder.
| night blindness (noun) | visual impairment (noun) |
|---|---|
| inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder | impairment of the sense of sight |
Words related to "night blindness"
Words related to "visual impairment"
- amaurosis
- amblyopia
- ametropia
- aniseikonia
- anorthopia
- aphakia
- blindness
- cecity
- color blindness
- color vision deficiency
- colour blindness
- colour vision deficiency
- day blindness
- detached retina
- detachment of the retina
- diplopia
- disability
- disablement
- double vision
- handicap
- hemeralopia
- hemianopia
- hemianopsia
- impairment
- metamorphopsia
- moon blindness
- night blindness
- nyctalopia
- photoretinitis
- quadrantanopia
- retinal detachment
- scotoma
- sightlessness
- tunnel vision
- vision defect
- visual defect
- visual disorder
- xanthopsia
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