# megafan

> English word · Noun

## Definitions
1. A very large mass of clastic sediment deposited by a laterally mobile river system that fans out from the outlet from a large mountainous drainage network.
2. An obsessively enthusiastic fan.

## Etymology
From mega- + fan.

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