Definition of swamp buttercup
: a common North American perennial herb (Ranunculus septentrionalis) of low wet places with thick fibrous roots, elongate often trailing or spreading branches, mostly ternate leaves, and bright yellow flowers
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up swamp buttercup? Please tell us where you read or heard it (including the quote, if possible).