v. fu·mi·gat·ed, fu·mi·gat·ing, fu·mi·gates
To subject to smoke or fumes, especially of certain chemicals, usually in order to exterminate pests or disinfect.
To employ smoke or fumes in order to exterminate or disinfect.
[Latin fūmigāre, fūmigāt-, to smoke : fūmus, smoke + agere, to drive, make; see ag- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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.