# emmetropia

> English word · Noun

## Definitions
1. The condition of perfect vision, where images are correctly brought to a focus on the retina.

## Etymology
From Ancient Greek ἔμμετρος (émmetros, “in measure, proportioned”) + -opia (“vision”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/emmetropia