# microsyenite

> English word · Noun

## Definitions
1. syenite with grain size under 5 millimeters.

## Etymology
From micro- + syenite.

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