# fissile

> English word · Adjective · IPA /ˈfɪsˌaɪ.əl/ · frequency rank #49,335

## Definitions
1. Able to be split.
2. Easily split along a grain.
3. Capable of sustaining a nuclear fission chain reaction.

## Etymology
From Latin fissilis.

## Easily confused with
- **fossil** (https://plainspell.com/en/vs/fissile-vs-fossil)
- **fission** (https://plainspell.com/en/vs/fissile-vs-fission)
- **fissure** (https://plainspell.com/en/vs/fissile-vs-fissure)

## Common misspellings (8)
`ffissile`, `fisile`, `fisisle`, `fissiel`, `fissille`, `fisslie`, `fsisile`, `ifssile`

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