Definition of umbrella leaf
: a North American herb (Diphylleia cymosa) with two large peltate stem leaves or a solitary lobed basal one
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 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 umbrella leaf? Please tell us where you read or heard it (including the quote, if possible).