moon blindness

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English[edit]

Etymology[edit]

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

Noun[edit]

moon blindness (uncountable)

  1. A chronic equine inflammatory eye disease.
  2. The optical condition 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[edit]

Translations[edit]