# steroid

> English word · Noun · IPA /ˈstɛɹɔɪd/ · frequency rank #18,963

## Definitions
1. A class of organic compounds having a structure of 17 carbon atoms arranged in four rings; they are lipids, and occur naturally as sterols, bile acids, adrenal and sex hormones, and some vitamins; many drugs are synthetic steroids.
2. Any anabolic hormone used to promote muscle growth or athletic performance.

## Etymology
From sterol + -oid.

## Easily confused with
- **Stroud** (https://plainspell.com/en/vs/steroid-vs-stroud)

## Common misspellings (10)
`setroid`, `ssteroid`, `steorid`, `steriod`, `sterodi`, `steroidd`, `sterroid`, `streoid`, `stteroid`, `tseroid`

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