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
  • The Silicon Valley investor has called for major reform at the FDA in the past and argued that the efficacy of drugs should be measured after they have been allowed on market.
    Sara Dorn, Forbes, 9 Dec. 2024
  • While no negative side effects were reported, the team says that further trials will need to be conducted to ensure the safety and efficacy of the technique.
    Michael Irving, New Atlas, 8 Dec. 2024
Definition of efficacy
Noun
  • Earnings decreased primarily due to the impact of lower prices.
    Trefis Team, Forbes, 18 Dec. 2024
  • The likelihood of minor to moderate impacts from around 1 to 3 inches of snow is 90 percent, and 3 to 6 inches of snow is 40 percent.
    Tim Ryan, Newsweek, 18 Dec. 2024
Definition of impact
Noun
  • Our platform does not adjudicate legal matters or the validity of causes.
    Daniel R. Depetris, Newsweek, 13 Dec. 2024
  • Cost and validity: The fee will be £10 (about $13 U.S., though exchange rates may fluctuate).
    Andy J. Semotiuk, Forbes, 12 Dec. 2024
Definition of validity
Noun
  • How people answered that question tended to reflect a lot about their larger beliefs – about the benefits of democracy, the importance of family, the distinctions between the U.S and Cuba, and immigration writ large.
    Code Switch, NPR, 18 Dec. 2024
  • This year’s report shows that the focus on exit planning has increased fivefold since 2013, driven by a growing recognition of its importance for successful transitions.
    Craig West, Forbes, 18 Dec. 2024
Definition of importance
Noun
  • For example, effectively exfoliating the body of dead skin may require a higher strength of salicylic acid than what’s found in facial products, or even an entirely different ingredient that isn’t recommended for the face.
    Victoria Moorhouse, Allure, 12 Dec. 2024
  • The Giants have had some outstanding pitching performances in recent years, but clutch hitting has not been a team strength.
    Bernie Pleskoff, Forbes, 12 Dec. 2024
Definition of strength
Noun
  • And basketball carries a deep personal significance.
    Patrick Z. McGavin, Chicago Tribune, 7 Dec. 2024
  • Of significance is the breakdown by business size: Large: +120K; Medium: +81K, Small: -17K).
    Robert Barone, Forbes, 7 Dec. 2024
Definition of significance
Noun
  • As many questions remain unanswered in the investigation into why a 15-year-old girl allegedly opened fire at Abundant Life Christian School in Madison, Wisconsin, killing a student and teacher, before apparently taking her own life, according to authorities.
    Nadine El-Bawab, ABC News, 18 Dec. 2024
  • Newsweek contacted a representative of Philadelphia's municipal authorities outside of normal working hours via email for comment.
    Dan Perry, Newsweek, 18 Dec. 2024
Definition of authority
Noun
  • Advertisement Napoletano had credibility issues as well.
    Jessica Garrison, Los Angeles Times, 18 Dec. 2024
  • Performance: Delivering Results That Drive Impact Performance is the cornerstone of leadership credibility.
    Paola Cecchi-Dimeglio, Forbes, 18 Dec. 2024
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 22 Dec. 2024.

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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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