Definition of pentadelphous
: having the stamens in five sets or clusters with the filaments in each cluster more or less united
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!
Origin and Etymology of pentadelphous
penta- + -adelphous
Seen and Heard
What made you want to look up pentadelphous? Please tell us where you read or heard it (including the quote, if possible).