# sialon

> English word · Noun

## Definitions
1. Any of a class of strong refractory ceramics, based on the elements silicon, aluminium, oxygen and nitrogen, that are highly resistant to heat and corrosion.

## Etymology
From the chemical symbols Si, Al, O, N.

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