# mega-colossal

> English word · Adjective

## Definitions
1. Describing the very largest type of volcanic eruption, the kind that would be expected to happen less than once in ten thousand years.

## Etymology
From mega- + colossal.

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