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
-
Extract every efficacy endpoint, its p-value, confidence interval, and sample size.—
Christiaan Hetzner,
Fortune,
15 July 2025 -
For more than half a century, ACIP has met multiple times a year to deliberate on the efficacy of vaccine selection for millions of Americans.—
Jesse Edwards,
MSNBC Newsweek,
15 July 2025
Noun
-
Federal Reserve boss Jerome Powell misses this point with his fussing about the possible impact of tariffs on prices.—
Steve Forbes,
Forbes.com,
15 July 2025
-
The song had such an impact that the term ‘stan’ was officially added to the Oxford English Dictionary.—
Melanie Goodfellow,
Deadline,
15 July 2025
Noun
-
One possibility that didn’t come up at the meeting: White could file a lawsuit questioning the validity of the signatures on the recall petitions.—
Mike Hendricks,
Kansas City Star,
11 July 2025
-
Recently, some researchers have questioned the validity of the glass cliff theory.—
Kim Elsesser,
Forbes.com,
10 July 2025
Noun
-
The film covers the history and importance of political cartoons in global democracies, as well as the decline in the profession and in the newspaper industry.—
Brent Lang,
Variety,
15 July 2025
-
The issue was of great importance to the late Princess of Wales during what proved to be the final year of her life.—
Janine Henni,
People.com,
15 July 2025
Noun
-
Jorgenson is a key part of Visma’s strengths — Vingegaard’s key lieutenant in the mountains, one of the race’s strongest climbers, and entering as a possible general classification contender himself.—
Jacob Whitehead,
New York Times,
22 July 2025
-
Magnitude is a measurement of the strength of an earthquake.—
Elizabeth Weise,
USA Today,
22 July 2025
Noun
-
For You The significance of the change in QSBS provisions goes beyond the founders, investors, and venture-capital firms involved in startups.—
Bruce Brumberg,
Forbes.com,
15 July 2025
-
Brazilians considered the capital city, which replaced Rio de Janeiro, a symbol of the nation’s future significance on the world stage.—
Emi Eleode,
Time,
14 July 2025
Noun
-
Traditional acquisitions would face months of review, public disclosure, and potential blocking by antitrust authorities.—
Josipa Majic Predin,
Forbes.com,
15 July 2025
-
Bell called on two friends and armed himself with an AK-47 rifle, authorities said.—
David Fischer,
Sun Sentinel,
15 July 2025
Noun
-
The fallout has deepened divisions within conservative ranks, as prominent figures debate the credibility of the government's official narrative and the conduct of officials like Attorney General Pam Bondi, FBI Director Kash Patel and FBI Deputy Director Dan Bongino.—
Anna Commander,
MSNBC Newsweek,
15 July 2025
-
Their credibility, however, depends on the transparency of audits and asset backing.—
Geoff Ira,
Forbes.com,
15 July 2025
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Cite this Entry
“Effectiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/effectiveness. Accessed 25 Jul. 2025.
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