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
-
Kennedy is a longtime anti-vaccine advocate who is now using his position as the top US health official to spread misinformation and doubt about the safety and efficacy of vaccines.—
Beth Mole,
ArsTechnica,
2 Apr. 2025 -
Kennedy, an environmental lawyer, has a history of sowing doubts about the safety and efficacy of vaccines.—
Manas Mishra,
USA Today,
31 Mar. 2025
Noun
-
Evaluating sea-level rise impact zones: The Navigator enables precise mapping of low-lying coastal areas at risk from rising sea levels.—
Kurt Knutsson, CyberGuy Report,
FOXNews.com,
10 Apr. 2025
-
Large impacts, like collisions with asteroids or comets, could also have influenced Mars’s climate.—
Jonathan O’Callaghan,
JSTOR Daily,
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 past five days, coach Jamahl Mosley and the Magic stressed the importance of Tuesday’s matchup with the Hawks.—
Jason Beede,
The Orlando Sentinel,
9 Apr. 2025
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Advertisement Advertisement Read More: Trump Doubles Down on Trade War, Threatening China With More Tariffs Rare earth’s importance The importance of rare earths has only increased over the years, due to the world’s reliance on ever-powerful computers and its search for cleaner energy.—
Andrew R. Chow,
Time,
9 Apr. 2025
Noun
-
Auburn has reached its second national semifinal ever, off the strength of unanimous All-American big Johni Broome and the cadre of good shooters in his orbit.—
Steven Louis Goldstein,
New York Times,
5 Apr. 2025
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Dwyer has the speed to take the top off of defenses, but his hand strength has also been impressive.—
Steven Johnson,
Fort Worth Star-Telegram,
5 Apr. 2025
Noun
-
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
-
State police arrested a woman in connection with a March crash that killed a pedestrian in Pulaski County, authorities said.—
Remington Miller,
Arkansas Online,
9 Apr. 2025
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Unlike medicine, the U.S. Food and Drug Administration doesn’t have the authority to approve dietary supplements for safety and effectiveness before the products are sold to the public.—
Michelle Marchante,
Miami Herald,
9 Apr. 2025
Noun
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If futures trading does gain legal credibility without platforms needing to pay state taxes like sportsbooks, then sportsbook operators might simply offer futures exchanges of their own.—
Dan Bernstein,
Sportico.com,
8 Apr. 2025
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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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Cite this Entry
“Effectiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/effectiveness. Accessed 16 Apr. 2025.
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