dry·ad (drīəd, -ăd′)
A divinity presiding over forests and trees; a wood nymph.
[Middle English Driad, from Latin Dryas, Dryad-, from Greek Druas, from drūs, tree; see deru- in the Appendix of Indo-European roots.]
dry·adic (-ădĭk) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. 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.