moon blindness

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English

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Etymology

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

Noun

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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.
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Translations

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night blindness — see night blindness
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