second sight
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sec·ond sight
improved near vision in the aged as a result of increased refractivity of the nucleus of the lens causing myopia.
Synonym(s): senile lenticular myopia
Farlex Partner Medical Dictionary © Farlex 2012
sight
(sit) [AS. sihth]1. The power or faculty of seeing.
2. Range of sight.
3. A thing or view seen. Synonym: vision; visual perception
blind sight
The ability to see that occurs in persons who are blind because of a brain lesion rather than damage to the eye. It is manifested by their being able to reach for and track an object. These individuals apparently do not know they can see.
day sight
Night blindness.far sight
Hyperopia.near sight
Myopia.night sight
Day blindness.old sight
Presbyopia.second sight
Senopia.Medical Dictionary, © 2009 Farlex and Partners
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.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann