# mesostasis

> English word · Noun

## Definitions
1. The very last state (or material formed) in the formation of an igneous rock

## Etymology
From meso- + stasis, because it is found in the midst of all other components.

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