CONCLUSIVENESS Synonyms: 35 Similar and Opposite Words

conclusiveness

noun

Definition of conclusiveness

as in effectiveness

the capacity to persuade the conclusiveness of DNA testing in paternity suits

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of conclusiveness On Friday morning, Burke’s defense team tried to sow doubt about the conclusiveness of the autopsy conducted in the case. — Richard Winton, Los Angeles Times, 24 July 2026 But his dictionary, with its conclusiveness, was a huge publishing success. — Louis Menand, New Yorker, 22 Dec. 2025

Recent Examples of Synonyms for conclusiveness

Noun

The traditional flu shot ranges in effectiveness from 22% to 56%, according to the Mayo Clinic.

— Berkeley Lovelace Jr, NBC news, 6 Aug. 2026
One of the reasons people are reluctant to get a flu shot is because of its sometimes weak effectiveness in protecting against symptoms.

— Alice Park, Time, 6 Aug. 2026

Definition of effectiveness

Noun

As part of his plea, Kohberger waived the right to appeal, but that does not preclude him from filing a new case challenging the validity of his plea agreement.

— Cindy Von Quednow, CNN Money, 27 July 2026
As Nora’s speech and Catherine’s kind moments suggest, characters’ actions don’t consistently reflect their overall moral stance, which is often based on misunderstandings and falsehoods, its validity unknowable even to them.

— Judy Berman, Time, 27 July 2026

Definition of validity

Noun

The Fulton County Commission unanimously voted Wednesday to adopt a resolution formally opposing efforts by development authorities to reduce property taxes as a data center recruitment tool.

— Zachary Hansen, AJC.com, 6 Aug. 2026
The next year, health authorities linked a cyclospora outbreak in part to Taylor Farms, tracing it back to the same central Mexico facility implicated in this year’s outbreak.

— Yahya Abou-Ghazala, CNN Money, 6 Aug. 2026

Definition of authority

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conclusively

conclusiveness

concoct

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“Conclusiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/conclusiveness. Accessed 7 Aug. 2026.

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Synonyms of conclusiveness

noun

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