# uranium

> English word · Noun · IPA /jʊˈɹeɪniəm/ · frequency rank #9,002

## Definitions
1. The element with atomic number 92 and symbol U. A radioactive silvery-grey metal in the actinide series.

## Etymology
After Uranus (the planet), + -ium.

## Easily confused with
- **Uranus** (https://plainspell.com/en/vs/uranium-vs-uranus)
- **urbanism** (https://plainspell.com/en/vs/uranium-vs-urbanism)

## Common misspellings (9)
`ruanium`, `uarnium`, `urainum`, `uranimu`, `uraniumm`, `urannium`, `uranuim`, `urnaium`, `urranium`

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