effectiveness

noun

Definition of effectivenessnext
1
as in conclusiveness
the capacity to persuade the "guilty" verdict was all the proof needed of the effectiveness of the prosecutor's closing argument

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms
2
as in efficacy
the power to produce a desired result the huge upsurge in sales pretty much demonstrated the effectiveness of the new ad campaign

Synonyms & Similar Words

Antonyms & Near Antonyms
3
as in impact
the quality of an utterance that provokes interest and produces an effect your writing lacks effectiveness because practically every sentence is in the passive voice

Synonyms & Similar Words

Examples Sentences

Recent Examples of Synonyms for effectiveness
  1. efficacy
  2. impact
  3. validity
  4. importance
  5. strength
  6. significance
  7. authority
  8. credibility
Noun
  • Doctors also advise against this, noting episodic usage is not only dangerous but also will reduce the efficacy should the user need the drug in the future.
    Emily Burns, WWD, 7 Jan. 2025
  • However, critics question the efficacy of these measures.
    Kevin Lynn, Newsweek, 6 Jan. 2025
Definition of efficacy
Noun
  • Parlour criticises Germany’s defensive line, expresses incredulity at Italy switching sides at half-time and praises the impact of super-sub Americans?
    Tim Spiers, The Athletic, 17 Jan. 2025
  • Jaiswal, co-author of an article on the health impacts of blood cell clones in the 2023 Annual Review of Medicine, speculates that some clones might be better at populating brain tissue or clearing away toxic proteins.
    Amber Dance, Smithsonian Magazine, 17 Jan. 2025
Definition of impact
Noun
  • The first postponement occurred because Baldwin contested the validity of the debt.
    Nora O’Neill, Charlotte Observer, 13 Jan. 2025
  • Both Pettersson and Miller have denied that there is any validity to these rumors whatsoever, but even so, the effects of the negativity surrounding the Canucks has taken its toll.
    Daniel R. Depetris, Newsweek, 10 Jan. 2025
Definition of validity
Noun
  • Research published in 2010 in Self and Identity notes the importance of self-compassion.
    Mark Travers, Forbes, 17 Jan. 2025
  • Garcia emphasizes the importance of donating new clothing, rather than second-hand items, as many fire victims still need to dress for work or meetings with insurance companies.
    Angela Velasquez, Sourcing Journal, 17 Jan. 2025
Definition of importance
Noun
  • Over the past few years, the strength of the U.S. economy and the job market have surprised almost everyone.
    PAUL WISEMAN THE ASSOCIATED PRESS, arkansasonline.com, 11 Jan. 2025
  • Feelings of despair and hopelessness prevail but there is also a vast amount of strength and a want to do something to help.
    Dana Feldman, Forbes, 11 Jan. 2025
Definition of strength
Noun
  • Wallace commented on the significance of focusing on his mental and physical health, aiming to kick off the year on a positive note.
    Kevin Lynn, Newsweek, 6 Jan. 2025
  • What’s the significance of finally having federal guidelines for the clean hydrogen credit?
    Alan Ohnsman, Forbes, 6 Jan. 2025
Definition of significance
Noun
  • Finnigan was handed a six-year sentence with an extended three-year license period, authorities confirmed.
    Becca Longmire, People.com, 17 Jan. 2025
  • In 2024, federal authorities said Kante violated the terms of his supervised release.
    Alexa Ashwell, Baltimore Sun, 17 Jan. 2025
Definition of authority
Noun
  • However, the hypothetical scenario of an invasion would galvanize Greenland's population and its international allies into a unified front, risking a swift and diplomatically disastrous conflict that would undermine U.S. credibility.
    Yaakov Katz, Newsweek, 17 Jan. 2025
  • Leaders can create internal assessments that are audited for credibility with a focus on climate, circularity, nature and safety to determine the environmental and social impacts of a product portfolio.
    Pernille Lind Olsen, Forbes, 16 Jan. 2025
Definition of credibility
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Thesaurus Entries Near effectiveness

effectively

effectiveness

effects

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Cite this Entry

“Effectiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/effectiveness. Accessed 21 Jan. 2025.

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More from Merriam-Webster on effectiveness

Nglish: Translation of effectiveness for Spanish Speakers

Britannica English: Translation of effectiveness for Arabic Speakers

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