# ammonia

> English word · Noun · IPA /əˈməʊ.nɪ.ə/ · frequency rank #18,007

## Definitions
1. A gaseous, toxic compound of hydrogen and nitrogen, NH₃, with a pungent smell and taste.
2. A solution of this compound in water used domestically as a cleaning fluid.

## Etymology
Etymology tree
Egyptian jmnbor.
Ancient Greek Ᾰ̓́μμων (Ắmmōn)bor.
Latin Ammōn
Latin ammoniacusder.
English ammonia
From Latin sal ammoniacus (“salt of Amun, ammonium chloride”), named so because it was found near the temple of (Jupiter) Ammon in Egypt. Ammon derives from Ancient Greek Ἄμμων (Ámmōn), from Egyptian jmn (i-mn:n-A4).

## Easily confused with
- **Armenia** (https://plainspell.com/en/vs/ammonia-vs-armenia)
- **Antonia** (https://plainspell.com/en/vs/ammonia-vs-antonia)
- **ammonium** (https://plainspell.com/en/vs/ammonia-vs-ammonium)

## Common misspellings (7)
`ammnoia`, `ammoina`, `ammonai`, `ammonnia`, `amomnia`, `amonia`, `mamonia`

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