# barium

> English word · Noun · IPA /ˈbɛəɹɪəm/ · frequency rank #41,008

## Definitions
1. The chemical element (symbol Ba) with an atomic number of 56. It is a soft, reactive, silvery alkaline earth metal.
2. A single atom of this element.
3. Barium sulphate suspension.

## Etymology
Coined by British chemist Humphry Davy in 1808, from baryta + -ium.

## Easily confused with
- **brim** (https://plainspell.com/en/vs/barium-vs-brim)
- **Baum** (https://plainspell.com/en/vs/barium-vs-baum)
- **bari** (https://plainspell.com/en/vs/bari-vs-barium)
- **baring** (https://plainspell.com/en/vs/baring-vs-barium)

## Common misspellings (8)
`abrium`, `bairum`, `barimu`, `bariumm`, `barrium`, `baruim`, `bbarium`, `braium`

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