ful·mi·nate (flmə-nāt′, fŭl-)
v. ful·mi·nat·ed, ful·mi·nat·ing, ful·mi·nates
1. To issue a thunderous verbal attack or denunciation: fulminated against political chicanery.
2. To explode or detonate.
1. To issue (a denunciation, for example) thunderously.
2. To cause to explode.
An explosive salt of fulminic acid, especially fulminate of mercury.
[Middle English fulminaten, from Latin fulmināre, fulmināt-, to strike with lightning, from fulmen, fulmin-, lightning that strikes; see bhel-1 in the Appendix of Indo-European roots.]
fulmi·na·to′ry (-nə-tôr′ē) adj.
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.