# trachybasalt

> English word · Noun

## Definitions
1. A volcanic rock with a composition between trachyte and basalt.

## Etymology
Ancient Greek τραχύς (trakhús, “rough, rugged”) + basalt.

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