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(), n.[NL., fr. Gr. , the opposite of ; day + of . See Nyctalopia.] (Med.) A disease of the eyes, in consequence of which a person can see clearly or without pain only by daylight or a strong artificial light; day sight. Some writers (as Quain) use the word in the opposite sense, i. e., day blindness. See Nyctalopia. スポンサード リンク
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