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nyctalopia

DEFINITIONS OF: nyctalopia

1

n inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder

Synonyms:
moon blindness, night blindness
Type of:
avitaminosis, hypovitaminosis
any of several diseases caused by deficiency of one or more vitamins
vision defect, visual defect, visual disorder, visual impairment
impairment of the sense of sight
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