moon blindness

Definition of Moon Blindness in English :

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

2. moon blindness, mooneye

recurrent eye inflammation in horses; sometimes resulting in blindness

WordNet Lexical Database for English. Princeton University. 2010.

Moon Blindness

noun

1. ophthalmology a nontechnical name for nyctalopia

2. Also called: mooneye veterinary science

a disorder affecting horses, which causes inflammation of the eyes and sometimes blindness

1.

night blindness: formerly attributed to the effects of moonlight

2.

a disease of horses, of undetermined cause, characterized by recurrent inflammation of the eyes and, eventually, blindness

n.

Recurrent inflammation of a horse's eyes, often resulting in eventual blindness. Also called mooneye.