# krypton

> English word · Noun · IPA /ˈkɹɪptɒn/ · frequency rank #38,466

## Definitions
1. The chemical element (symbol Kr) with an atomic number of 36. It is a colourless, odourless noble gas that only reacts with fluorine. It is one of the rarest gases in the Earth's atmosphere.
2. An atom of this element.

## Etymology
From Ancient Greek κρυπτός (kruptós, “hidden”) + -on, used for all noble gases.

## Easily confused with
- **Kempton** (https://plainspell.com/en/vs/kempton-vs-krypton)

## Common misspellings (12)
`kkrypton`, `krpyton`, `krrypton`, `krypotn`, `kryppton`, `kryptno`, `kryptonn`, `kryptton`, `krytpon`, `kryypton`, `kyrpton`, `rkypton`

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