# mafic

> English word · Adjective · IPA /ˈmafɪk/ · frequency rank #76,088

## Definitions
1. Describing rocks, such as silicate minerals, magmas, and volcanic and intrusive igneous rocks, which contain relatively high concentrations of magnesium and iron.

## Etymology
Blend of magnesium + ferric.

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