# argon

> English word · Noun · IPA /ˈɑːɹɡɒn/ · frequency rank #34,381

## Definitions
1. The chemical element (symbol Ar) with an atomic number of 18. The third most abundant gas in the Earth's atmosphere, it is a colourless, odourless, inert noble gas.
2. A single atom of this element.

## Etymology
From Ancient Greek ἀργός (argós, “idle, lazy”), because of its inertness, + -on, used for all noble gases.

## Easily confused with
- **aro** (https://plainspell.com/en/vs/argon-vs-aro)
- **ARN** (https://plainspell.com/en/vs/argon-vs-arn)
- **Avon** (https://plainspell.com/en/vs/argon-vs-avon)
- **Aron** (https://plainspell.com/en/vs/argon-vs-aron)
- **Arun** (https://plainspell.com/en/vs/argon-vs-arun)
- **Arno** (https://plainspell.com/en/vs/argon-vs-arno)
- **Arlo** (https://plainspell.com/en/vs/argon-vs-arlo)
- **axon** (https://plainspell.com/en/vs/argon-vs-axon)
- **argue** (https://plainspell.com/en/vs/argon-vs-argue)
- **arrow** (https://plainspell.com/en/vs/argon-vs-arrow)
- **armor** (https://plainspell.com/en/vs/argon-vs-armor)
- **Aston** (https://plainspell.com/en/vs/argon-vs-aston)
- **arson** (https://plainspell.com/en/vs/argon-vs-arson)
- **Aryan** (https://plainspell.com/en/vs/argon-vs-aryan)
- **Argus** (https://plainspell.com/en/vs/argon-vs-argus)
- **Argos** (https://plainspell.com/en/vs/argon-vs-argos)
- **Arjun** (https://plainspell.com/en/vs/argon-vs-arjun)
- **Armin** (https://plainspell.com/en/vs/argon-vs-armin)
- **Arian** (https://plainspell.com/en/vs/argon-vs-arian)
- **Arran** (https://plainspell.com/en/vs/argon-vs-arran)

## Common misspellings (7)
`agron`, `arggon`, `argno`, `argonn`, `arogn`, `arrgon`, `ragon`

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