# oxidase vs oxide

> English confusable word pair

## The two words

### oxidase
*noun · frequency rank #42,316*
Any of many enzymes which catalyze oxidation reactions, especially ones using molecular oxygen.

### oxide
*noun · IPA /ˈɒksaɪd/ · frequency rank #11,929*
A binary chemical compound of oxygen with another chemical element.

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