# photosensitization

> English word · Noun

## Definitions
1. The acquisition of photosensitivity
2. The transfer of a photon from one excited state to another, which then undergoes a reaction

## Etymology
From photo- + sensitization.

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