# sorus

> English word · Noun · IPA /ˈsɔːɹəs/

## Definitions
1. Any reproductive structure, in some lichens and fungi, that produces spores.
2. A cluster of sporangia on the edge or underside of a fern frond.

## Etymology
From New Latin sōrus, from Ancient Greek σωρός (sōrós, “heap”).

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