# lava lamp

> English word · Noun

## Definitions
1. A kind of lamp, typically used more for decoration than illumination, in which the gentle flow of randomly-shaped clumps of wax purportedly suggests the flowing of lava.

## Etymology
A trademarked name registered by Mathmos in 1963 for the item.

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