Glossary · term

Fission

Nuclear & Particle

Aliases
chain reaction, fissile
Domain
Nuclear & Particle

Definition

A heavy nucleus splitting into two lighter ones and releasing energy and neutrons; if each fission causes at least one more, the reaction is self-sustaining.

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From the Glossary database in Notion, last edited 2026-08-17. This page is the row, rendered by the build; nothing on it is written by hand.