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second sight |
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sight (sīt) vision (1, 2). far sight hyperopia. near sight myopia. night sight hemeralopia. second sight senopia.
second sight, 1 an improvement in near vision that may develop in aging as a result of increasing refractivity of the lens nucleus related to development of a nuclear sclerotic cataract. 2 an early increase in the index of refraction of the lens, resulting in a decrease in hyperopia and an increase in myopia. 3 clairvoyance, precognition. See also senopia. sight, second Improvement of near vision in the elderly resulting from increased refraction of the nucleus of the crystalline lens. It often occurs in people with incipient cataract. Syn. gerontopia; senile lenticular myopia. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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