# tilestone

> English word · Noun

## Definitions
1. A kind of laminated shale or sandstone belonging to some of the layers of the Upper Silurian.
2. A tile made of stone.

## Etymology
From tile + stone.

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