# combustion

> English word · Noun · IPA /kəmˈbʌs.t͡ʃən/ · frequency rank #13,487

## Definitions
1. The act or process of burning.
2. A process whereby two chemicals are combined to produce heat.
3. A process wherein a fuel is combined with oxygen, usually at high temperature, releasing heat.
4. Violent agitation, tumult.

## Etymology
From Old French combustion, from Latin combustio, from comburere (“to burn”), itself from the intensifying prefix com- + the root burere (a faulty sep. of amburere "to burn around", itself from ambi- + urere "to burn, singe"); equivalent to combust + -ion.

## Common misspellings (16)
`ccombustion`, `cmobustion`, `cobmustion`, `combbustion`, `combsution`, `combusiton`, `combussion`, `combusstion`, `combustino`, `combustionn`, `combustoin`, `combusttion`, `combutsion`, `commbustion`, `comubstion`, `ocmbustion`

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