# chthonian

> English word · Adjective · IPA /ˈkθəʊnɪən/

## Definitions
1. Pertaining to the underworld; being beneath the earth.

## Etymology
From Ancient Greek χθόνιος (khthónios, “in or under the ground”), from χθών (khthṓn, “ground”).

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