The condition of the normal eye when parallel rays of light are focused exactly on the retina and vision is perfect.
[Greek emmetros, well-proportioned, fitting (en, in; see EN-2 + metron, measure; see METER2) + -OPIA.]
em′me·tropic (-trŏpĭk, -trōpĭk) adj.
(click for a larger image)emmetropia
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Indo-European & Semitic Roots Appendices
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