1. A small creeping palm (Serenoa repens) of the southeast United States, having palmately divided leaves, petioles with sharp spines, and black fruit borne on panicles.
2. A dried preparation of the fruit of this plant used as a nonprescription herbal remedy that is supposedly beneficial for disorders of the prostate gland.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.