# mesosiderite

> English word · Noun

## Definitions
1. A stony meteorite containing roughly equal proportions of silicate and nickel-iron metal

## Etymology
From meso- + siderite.

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