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
-
Issues like homelessness, gas prices, public transit, the cost of living and the efficacy of state government are relentlessly portrayed as unique, catastrophic failings.—
DeAndre Evans,
Mercury News,
25 June 2025 -
So, any vaccine safety and efficacy trial includes children who are getting the entire vaccine schedule in addition to the vaccine being tested, providing information on cumulative effects with every new addition.—
ArsTechnica,
ArsTechnica,
25 June 2025
Noun
-
There’s even a chance none of the picks Edmonton makes at the 2025 draft will ever make an impact in the NHL.—
Allan Mitchell,
New York Times,
22 June 2025
-
An overwhelming majority of them, 81%, also want an exclusive theatrical window on new releases lasting at least six weeks, while 77% believe that day-and-date streaming releases have a negative impact on the theatrical model.—
J. Kim Murphy,
Variety,
22 June 2025
Noun
-
The Oscar winner was set to appear in court again in November to hash out the validity of their premarital agreement, but reached a settlement instead.—
Jack Smart,
People.com,
16 June 2025
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The Supreme Court majority opinion, delivered by Justice Amy Coney Barrett, argued that the Tax Court does not have the authority to consider the validity of an individual's tax obligations in the absence of a levy.—
Jenna Sundel
Jason Lemon,
MSNBC Newsweek,
12 June 2025
Noun
-
China imports the majority of its oil from neighboring Russia, but the importance of Iran should not be overlooked.—
Timothy Nerozzi,
The Washington Examiner,
22 June 2025
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When 44 percent of your games are decided by one run, there’s no underselling the importance of one big swing.—
Andrew Baggarly,
New York Times,
22 June 2025
Noun
-
Start half strength liquid fertilizer applications weekly after the seeds germinate.—
Tom MacCubbin,
The Orlando Sentinel,
28 June 2025
-
While the increasing trade deficit (exports minus imports) represents the strength of American buying power, the percentage of total trade that is an export (exports divided by total trade) represents billions in additional U.S. exports of soybeans, aircraft, medical devices and more.—
Ken Roberts,
Forbes.com,
28 June 2025
Noun
-
Jennings said the preservation and rehabilitation of the chapel is crucial due to its historical and architectural significance, and community value.—
Damenica Ellis,
Charlotte Observer,
24 June 2025
-
Several hundred locals gathered outside the property gates on Sunday to protest the detention center and call for the protection of the land, stressing its special significance to Native Americans as well as conservationists, according to member station WGCU.—
Rachel Treisman,
NPR,
24 June 2025
Noun
-
Painful consequences The lower court, looking carefully at the evidence, found that the overall weight of authority supports gender-affirming care for transgender youth.—
Erwin Chemerinsky,
Mercury News,
22 June 2025
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Others see the Iranian authorities as being behind them.—
Sophie Tanno,
CNN Money,
21 June 2025
Noun
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In journalism, visibility and virality are not the standard—credibility is.—
Ime Ekpo,
Forbes.com,
21 June 2025
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Authenticity builds trust and credibility, making your brand more personal, memorable and relatable.—
Rolling Stone Culture Council,
Rolling Stone,
20 June 2025
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Cite this Entry
“Effectiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/effectiveness. Accessed 2 Jul. 2025.
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