Is There a Word Emmetrope?

a person who has no refractive error of vision.

What is meant by emmetropic?

Emmetropia is the refractive state of an eye in which parallel rays of light entering the eye are focused on the retina, creating an image that is perceived as crisp and in focus. Myopia, hyperopia, and astigmatism are abnormalities of this desired condition (Fig. 1-4).

What is the prefix in Emmetropia?

adjective. Word origin. ModL < Gr emmetros, in measure, fit < en-, in + metron, measure + -opia. Word Frequency.