# propane

> English word · Noun · IPA /ˈpɹoʊpeɪn/ · frequency rank #22,184

## Definitions
1. An aliphatic hydrocarbon, C₃H₈, a constituent of natural gas.
2. LPG.

## Etymology
From clipping of propionic acid + -ane, from French propionique, from Ancient Greek πρό (pró) + πίων (píōn, “fat”). Analyzable as prop- + -ane, borrowing or calque of German Propan.

## Easily confused with
- **propose** (https://plainspell.com/en/vs/propane-vs-propose)
- **prone** (https://plainspell.com/en/vs/prone-vs-propane)
- **prepare** (https://plainspell.com/en/vs/prepare-vs-propane)
- **probate** (https://plainspell.com/en/vs/probate-vs-propane)
- **profane** (https://plainspell.com/en/vs/profane-vs-propane)

## Common misspellings (10)
`porpane`, `ppropane`, `proapne`, `propaen`, `propanne`, `propnae`, `proppane`, `prpoane`, `prropane`, `rpopane`

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