Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun night_blindness

1 sense of night blindness

Sense 1
nyctalopia, night blindness, moon blindness -- (inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder)
       => visual impairment, visual defect, vision defect, visual disorder -- (impairment of the sense of sight)
       => avitaminosis, hypovitaminosis -- (any of several diseases caused by deficiency of one or more vitamins)