moon blindness

noun — 2 senses

moon blindness

noun

Etymology Once believed to be caused by exposure of the eyes to moonlight during sleep.

1

A chronic equine inflammatory eye disease.

2

The optical condition of night blindness: reduced eyesight in faint light.

  • The cavalry messenger dismounted after his moon blindness made it unsafe to ride on through the wilderness.
Related terms
moon-blind

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.