aerial root
noun
Definition of aerial root
: any root exposed to the air; especially : one of the roots found in epiphytes and climbers not in contact with the soil but usually anchoring the plant to its support and often functioning in photosynthesis — compare prop root
Explore Merriam-Webster
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
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!
First Known Use of aerial root
1829
Seen and Heard
What made you want to look up aerial root? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!