tr.v. in·un·dat·ed, in·un·dat·ing, in·un·dates
1. To cover with water, especially floodwaters.
2. To overwhelm as if with a flood; swamp: The theater was inundated with requests for tickets.
[Latin inundāre, inundāt- : in-, in; see IN-2 + undāre, to surge (from unda, wave; see wed-1 in the Appendix of Indo-European roots).]
in·unda·to′ry (-də-tôr′ē) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 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.