# oxylium

> English word · Noun

## Definitions
1. Any cation such as H-O⁺ or R-O⁺

## Etymology
From oxyl + -ium.

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