# phenoxonium

> English word · Noun

## Definitions
1. A cation produced by removing two electrons and a hydrogen ion from phenol (C₆H₅O⁺)

## Etymology
From phen- + oxonium.

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