from The American Heritage® Dictionary of the English Language, 4th Edition

  • intransitive v. To issue a thunderous verbal attack or denunciation: fulminated against political chicanery.
  • intransitive v. To explode or detonate.
  • transitive v. To issue (a denunciation, for example) thunderously.
  • transitive v. To cause to explode.
  • n. An explosive salt of fulminic acid, especially fulminate of mercury.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To make a verbal attack.
  • v. To issue a denunciation.
  • v. To strike with lightning; to cause to explode.
  • n. Any salt or ester of fulminic acid; mostly explosive.

from the GNU version of the Collaborative International Dictionary of English

  • n. A salt of fulminic acid. See under fulminic.
  • n. A fulminating powder.
  • intransitive v. To thunder; hence, to make a loud, sudden noise; to detonate; to explode with a violent report.
  • intransitive v. To issue or send forth decrees or censures with the assumption of supreme authority; to thunder forth menaces.
  • transitive v. To cause to explode.
  • transitive v. To utter or send out with denunciations or censures; -- said especially of menaces or censures uttered by ecclesiastical authority.

from The Century Dictionary and Cyclopedia

  • To lighten; flash with detonation.
  • Hence To explode with a loud noise; detonate.
  • Figuratively, to issue threats, denunciations, censures, and the like, with or as with authority.
  • In refining, to become suddenly bright and uniform in color: said of melted gold mixed with antimony.
  • To cause to explode.
  • Figuratively, to utter or send out, as a denunciation or censure; especially, to send out, as a menace or censure, by ecclesiastical authority.
  • n. A compound formed by the union of a base with fulminic acid.
  • n. An explosion; a sudden and explosive action.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. cause to explode violently and with loud noise
  • v. come on suddenly and intensely
  • v. criticize severely
  • n. a salt or ester of fulminic acid


Middle English fulminaten, from Latin fulmināre, fulmināt-, to strike with lightning, from fulmen, fulmin-, lightning that strikes; see bhel-1 in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin fulminātus, past participle of fulminō ("lighten, hurl or strike with lightning"), from fulmen ("lightning which strikes and sets on fire, thunderbolt"), from earlier *fulgmen, *fulgimen, from fulgō, fulgeō ("flash, lighten"). More at fulgent. (Wiktionary)



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