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
Example Sentences
Recent Examples of Synonyms for effectiveness
Noun
-
The study, which has not yet been peer-reviewed, involved 40 patients and tested both safety and efficacy of the treatment.—
Amy Feldman,
Forbes.com,
9 Apr. 2025 -
The authors recommend that the treatment be tried with many more patients to test both the approach’s safety and efficacy before it is approved for widespread use.—
Paul Smaglik,
Discover Magazine,
8 Apr. 2025
Noun
-
Large impacts, like collisions with asteroids or comets, could also have influenced Mars’s climate.—
Jonathan O’Callaghan,
JSTOR Daily,
10 Apr. 2025
-
Sierra Leone is one of the poorest countries in the world, so these job losses will have significant impact on the economy.—
The Dial,
The Dial,
10 Apr. 2025
Noun
-
Judge’s ruling blocking Trump deportations is invalid, argues WSJ column: Dan Huff interview Dan Huff, Senior Fellow at American Path Initiative, elaborates on his recent op-ed that challenges the validity of U.S. District Court Judge James Boasberg’s deportation order.—
The Hill,
The Hill,
4 Apr. 2025
-
This type of setting could have helped even the most intransigent of scholars realize that reports of Khmer Rouge atrocities likely had validity.—
Ray Cavanaugh,
Chicago Tribune,
3 Apr. 2025
Noun
-
The future is incredibly inspiring as the brand continues to create awareness around the importance of fitness, movement and wellness.—
Amy Shoenthal,
Forbes.com,
9 Apr. 2025
-
Prosecutors have stressed the importance of Mortensen’s testimony as the only living person to see the intruder.—
Jean Casarez,
CNN Money,
9 Apr. 2025
Noun
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Getty Images That said, international and U.S. stock returns tend to ebb and flow in cycles, with each showing multi-year periods of relative strength and weakness.—
Greg Iacurci,Jessica Dickler,
CNBC,
17 Apr. 2025
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Neuroplasticity allows for the formation of new connections, the purging of obsolete ones, and changes in the strength of existing connections—all processes that make subtle changes to the structure of our neural networks.—
Laura Baisas,
Popular Science,
17 Apr. 2025
Noun
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The Levi Strauss Museum takes visitors through Strauss’ journey, from his birth to his immigration to the U.S. Floors are dedicated to the history of jeans, featuring rare piece, and highlight the garment’s socio-cultural significance.—
Angela Velasquez,
Sourcing Journal,
10 Apr. 2025
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Colossal is leaning into the pop culture significance of its invention, including setting up the pups for a photo shoot on the Iron Throne from Game of Thrones, courtesy of Peter Jackson.—
Adam Carlson,
People.com,
7 Apr. 2025
Noun
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The cause of the roof collapse wasn't immediately clear as authorities investigated.—
Jeanine Santucci,
USA Today,
9 Apr. 2025
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As the pulse of Hollywood, The Hollywood Reporter brings a distinctive voice backed by 95 years of history, giving us unparalleled access and authority in the entertainment world.—
THR Staff,
HollywoodReporter,
9 Apr. 2025
Noun
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Plus, working with a person who is trusted in their field can build a brand’s credibility and increase consumer trust.—
Jessica Wong,
Forbes.com,
8 Apr. 2025
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Her credibility as a media creator is under intense scrutiny with every project to date being labeled superficial and/or overexposed.—
Stephanie Nolasco,
FOXNews.com,
8 Apr. 2025
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Cite this Entry
“Effectiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/effectiveness. Accessed 22 Apr. 2025.
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