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Morrison, Toni

(Encyclopedia) Morrison, Toni, 1931–2019, American writer, b. Lorain, Ohio, as Chloe Ardelia (later Anthony) Wofford; B.A. Howard Univ., 1953, M.F.A. Cornell, 1955. Her fiction is noted for its…

eye

(Encyclopedia) CE5 Cross section of human eye eye, organ of vision and light perception. In humans the eye is of the camera type, with an iris diaphragm and variable focusing, or accommodation.…

strabismus

(Encyclopedia) strabismusstrabismusstrəbĭzˈməs [key], inability of the eyes to focus together because of an imbalance in the muscles that control eye movement; also called squint. It is a consequence…

ophthalmology

(Encyclopedia) ophthalmologyophthalmologyŏfˌthălmŏlˈəjē [key], branch of medicine specializing in the anatomy, function and diseases of the eye. Ophthalmologists specialize in the medical and…

eye bank

(Encyclopedia) eye bank, site for the collection, processing, and assignment of donated eyes. A donor's eyes are removed as soon as possible after death, sealed in a sterile container, and sent to…

ophthalmoscope

(Encyclopedia) ophthalmoscopeophthalmoscopeŏfthălˈməskōpˌ [key], instrument used for examining the inner structure of the eye. The device was invented by the German physiologist H. L. F. von…

cat's-eye

(Encyclopedia) cat's-eye, gemstone that displays a thin band of reflected light on its surface when cut as a cabochon. Its name is derived from its supposed resemblance to the eye of a cat. The…

optometry

(Encyclopedia) optometryoptometryŏptŏmˈətrē [key], eye-care specialty concerned with eye examination, determination of visual abilities, diagnosis of eye diseases and conditions, and the prescription…

white-eye

(Encyclopedia) white-eye, common name for warblerlike, arboreal birds, including 85 species in the family Zosteropidae, and for certain species of ducks. The members of Zosteropidae, with the…