# photodisintegration

> English word · Noun · IPA /ˈfoʊ.toʊ.dɪ.sɪɾ̃.əˌɡɹeɪ.ʃən/

## Definitions
1. Any nuclear reaction, especially a nuclear fission, initiated by absorption of high-energy electromagnetic radiation such as a gamma ray.

## Etymology
From photo- + disintegration.

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