moon blindness

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. inability to see clearly in dim light;
due to a deficiency of vitamin A or to a retinal disorder
• Syn:
nyctalopia, night blindness
• Hypernyms:
visual impairment, visual defect, vision defect, visual disorder, avitaminosis, hypovitaminosis
2. recurrent eye inflammation in horses;
sometimes resulting in blindness
• Syn:
mooneye
• Hypernyms:
animal disease