# radial vs radius

> English confusable word pair

## The two words

### radial
*adjective · IPA /ˈɹeɪdi.əl/ · frequency rank #16,104*
Arranged like rays that radiate from, or converge to, a common centre.

### radius
*noun · IPA /ˈɹeɪ.di.əs/ · frequency rank #8,847*
The long bone in the forearm, on the side of the thumb.

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