# phthanite

> English word · Noun

## Definitions
1. chert

## Etymology
From Ancient Greek φθάνω (phthánō, “to come first”).

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