# photokeratitis

> English word · Noun

## Definitions
1. A painful condition of the eyes caused by exposure of unprotected eyes to ultraviolet (UV) rays.

## Etymology
From photo- + keratitis.

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