Definitions for "Emmetropia"
That refractive condition of the eye in which the rays of light are all brought accurately and without undue effort to a focus upon the retina; -- opposed to hypermetropia, myopia, and astigmatism.
Normal condition of the eye when light focuses correctly on the retina
(em-uh-TROH-pee-uh): Refractive state of having no refractive error. Images of distant objects are focused sharply on the retina without the need for either accommodation or corrective lenses.
Keywords:  sight, normal
Normal sight.