# cyanide

> English word · Noun · IPA /ˈsaɪənaɪd/ · frequency rank #21,177

## Definitions
1. Any compound containing the -C≡N group or the CN⁻ anion.
2. Sodium or potassium cyanide, used in the extraction of gold and silver or as a poison.
3. Hydrogen cyanide, or cyanide gas, a poisonous gas.

## Etymology
From cyan- + -ide.

## Easily confused with
- **canine** (https://plainspell.com/en/vs/canine-vs-cyanide)

## Common misspellings (10)
`caynide`, `ccyanide`, `cyainde`, `cyandie`, `cyanidde`, `cyanied`, `cyannide`, `cynaide`, `cyyanide`, `ycanide`

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