# trithorium

> English word · Noun

## Definitions
1. Three thorium atoms or cations in a molecule (Th₃)

## Etymology
From tri- + thorium.

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