# fulgurite

> English word · Noun

## Definitions
1. Glass formed by a lightning strike melting sand or other material.

## Etymology
From Latin fulgur + -ite.

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