# smectite

> English word · Noun

## Definitions
1. Any of many clay phyllosilicate minerals that have a relatively open structure.

## Etymology
From Ancient Greek σμήχω (smḗkhō, “to rub off”) + -ite.

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