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
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Recent Examples of effectiveness
This emphasis on user-friendly effectiveness is immediately apparent in CyberFOX’s simple setup approach.
—
Wyles Daniel, USA Today, 8 June 2026
Ervin recommends placing these about eight feet apart for maximum effectiveness.
—Sarah Lyon, The Spruce, 8 June 2026
Although ShotSpotter alert time and location data is publicly available, the outcome of the police response to those alerts, is not and the DPD has never released data on the effectiveness of the technology during these first two years of use.
—Divya Ramjee, The Conversation, 8 June 2026
By delivering a more unified and transparent view of SATCOM resources, the platform supports informed decision-making and enhances operational effectiveness across multiple theaters of operation.
—Prabhat Ranjan Mishra, Interesting Engineering, 6 June 2026
That didn’t compromise Towns’ effectiveness, though.
—Mark Medina, Forbes.com, 6 June 2026
State media said the ships are designed to carry a range of weapons systems, including anti-aircraft and anti-ship weapons as well as nuclear-capable ballistic and cruise missiles, though some experts have questioned their effectiveness in active duty.
—ABC News, 5 June 2026
The piece has to throb and, well, that is not the first verb that comes to mind in director Jonathan Butterell’s production, with all due respect for the sincerity of the effort and the intermittent effectiveness of the storytelling.
—Chris Jones, Chicago Tribune, 5 June 2026
Half of them blame state politicians for misleading them about the effectiveness and true costs of green energy policies.
—Jennifer Nassour, Boston Herald, 4 June 2026
Wyles Daniel, USA Today, 8 June 2026
Ervin recommends placing these about eight feet apart for maximum effectiveness.
—Sarah Lyon, The Spruce, 8 June 2026
Although ShotSpotter alert time and location data is publicly available, the outcome of the police response to those alerts, is not and the DPD has never released data on the effectiveness of the technology during these first two years of use.
—Divya Ramjee, The Conversation, 8 June 2026
By delivering a more unified and transparent view of SATCOM resources, the platform supports informed decision-making and enhances operational effectiveness across multiple theaters of operation.
—Prabhat Ranjan Mishra, Interesting Engineering, 6 June 2026
That didn’t compromise Towns’ effectiveness, though.
—Mark Medina, Forbes.com, 6 June 2026
State media said the ships are designed to carry a range of weapons systems, including anti-aircraft and anti-ship weapons as well as nuclear-capable ballistic and cruise missiles, though some experts have questioned their effectiveness in active duty.
—ABC News, 5 June 2026
The piece has to throb and, well, that is not the first verb that comes to mind in director Jonathan Butterell’s production, with all due respect for the sincerity of the effort and the intermittent effectiveness of the storytelling.
—Chris Jones, Chicago Tribune, 5 June 2026
Half of them blame state politicians for misleading them about the effectiveness and true costs of green energy policies.
—Jennifer Nassour, Boston Herald, 4 June 2026
Recent Examples of Synonyms for effectiveness
Noun
-
But his dictionary, with its conclusiveness, was a huge publishing success.—
Louis Menand,
New Yorker,
22 Dec. 2025
Noun
-
Stanford says human clinical trials are expected in the near future, but every new drug must clear safety trials, dosing studies and efficacy trials before approval.—
Allison Palmer,
Kansas City Star,
11 June 2026
-
Safety and Stability Properties Between various countries’ regulatory approval and real-world use, bemotrizinol has some of the most robust safety and efficacy testing among sunscreen filters.—
Lauren J. Young,
Scientific American,
9 June 2026
Noun
-
But in terms of global impact, socially, culturally and economically, nothing comes close to the World Cup.—
Oliver Kay,
New York Times,
11 June 2026
-
Amodei, however, remained optimistic about AI's impact on humanity and its ability, for instance, to cure medical maladies.—
Mason Leath,
ABC News,
11 June 2026
Noun
-
If the identifier appears, access is denied regardless of the token’s cryptographic validity.—
Ethan M. Stone,
USA Today,
9 June 2026
-
Despite the immense power of these evaluations, judges, attorneys and researchers have spent decades questioning the validity of psychologists’ determinations in custody disputes.—
Shira Moolten,
Sun Sentinel,
4 June 2026
Noun
-
Mayor Daniel Lurie emphasized its historical importance during remarks at the site.—
Maddie White,
CBS News,
10 June 2026
-
Moszkowicz added further points to underscore the festival’s importance.—
Leo Barraclough,
Variety,
10 June 2026
Noun
-
That’s one of our city’s greatest strengths.—
Todd Plummer,
Condé Nast Traveler,
12 June 2026
-
Even in a less spectacular season at the tip of a City side which did not always play to his strengths, Haaland still found the net 38 times in 52 club appearances.—
Liam Twomey,
New York Times,
11 June 2026
Noun
-
The encouragement to speak openly carried additional significance in an industry where women's stories have historically received less attention than those of their male counterparts.—
Jennifer Jay Palumbo,
Forbes.com,
13 June 2026
-
For years, fans have wondered about the significance of the 21st of September — and why White wanted listeners to remember it.—
Jordan Runtagh,
PEOPLE,
13 June 2026
Noun
-
Groundwater districts, while long reluctant to engage in conservation planning, do have statutory authority to do so.—
Allen Best,
Denver Post,
14 June 2026
-
Troopers also discovered 34 open alcohol containers inside the vehicle during the stop, authorities said.—
Brittany Miller,
FOXNews.com,
14 June 2026
Cite this Entry
“Effectiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/effectiveness. Accessed 16 Jun. 2026.
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