# butterbur

> English word · Noun

## Definitions
1. Any of several Eurasian herbs, of the genus Petasites, having dense clusters of often purple flowers.

## Etymology
From butter + bur: its large leaves were once used to wrap butter.

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