# ball lightning

> English word · Noun

## Definitions
1. A short-lived glowing ball sometimes observed to float in the air and thought to consist of ionized gas associated with thunderstorms.

## Etymology
A calque of German Kugelblitz.

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