Moon-eye
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Moon´-eye`
n. 1. A eye affected by the moon; also, a disease in the eye of a horse.
2. (Zool.) Any species of American fresh-water fishes of the genus Hyodon, esp. Hyodon tergisus of the Great Lakes and adjacent waters.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.