n. 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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