# trioxygen

> English word · Noun · IPA /tɹaɪˈɒksɪdʒən/

## Definitions
1. ozone (the triatomic allotrope of oxygen)

## Etymology
From tri- + oxygen.

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