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vehement

American  
[vee-uh-muhnt] / ˈvi ə mənt /

adjective

  1. zealous; ardent; impassioned.

    a vehement defense;

    vehement enthusiasm.

    Synonyms:
    burning, fervid, fervent, earnest, fiery
    Antonyms:
    dispassionate
  2. characterized by rancor or anger; violent.

    vehement hostility.

    Antonyms:
    dispassionate
  3. strongly emotional; intense or passionate.

    vehement desire.

  4. marked by great energy or exertion; strenuous.

    vehement clapping.


vehement British  
/ ˈviːɪmənt /

adjective

  1. marked by intensity of feeling or conviction; emphatic

  2. (of actions, gestures, etc) characterized by great energy, vigour, or force; furious

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • nonvehement adjective
  • overvehement adjective
  • unvehement adjective
  • vehemence noun
  • vehemently adverb

Etymology

Origin of vehement

First recorded in 1475–85; from Latin vehement-, stem of vehemēns, vēmēns “violent, forceful”; of uncertain derivation

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Some of their children, including a nephew who is now in France, have become vehement critics.

From Barron's • Feb. 28, 2026

The announcement came just a few days after she and President Donald Trump had vehement disagreements over the release of Justice Department files related to late paedophile Jeffrey Epstein.

From BBC • Nov. 21, 2025

The times, then and now, the book implies, call for vehement exhortation.

From The Wall Street Journal • Oct. 7, 2025

But online, this declaration of heroism was quickly complicated by vehement backlish.

From Salon • Dec. 11, 2024

“Colonel, I’m not going to stand for it any more,” he declared with vehement determination, and watched in dismay as Colonel Korn went trotting by up the steps without even noticing him.

From "Catch-22" by Joseph Heller