# geochemistry

> English word · Noun · frequency rank #54,198

## Definitions
1. The branch of chemistry that deals with the chemical composition of the Earth and other planets, and with the chemical processes that occur in the formation of rocks and minerals etc.

## Etymology
From geo- + chemistry.

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