con·​clu·​sive | \ kən-ˈklü-siv How to pronounce conclusive (audio) , -ziv \

Definition of conclusive

1 : of, relating to, or being a conclusion
2 : putting an end to debate or question especially by reason of irrefutability The results were not conclusive.

Other Words from conclusive

conclusively adverb
conclusiveness noun

Synonyms & Antonyms for conclusive



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Choose the Right Synonym for conclusive

conclusive, decisive, determinative, definitive mean bringing to an end. conclusive applies to reasoning or logical proof that puts an end to debate or questioning. conclusive evidence decisive may apply to something that ends a controversy, a contest, or any uncertainty. a decisive battle determinative adds an implication of giving a fixed character or direction. the determinative factor in the court's decision definitive applies to what is put forth as final and permanent. the definitive biography

Examples of conclusive in a Sentence

the archeological discovery was conclusive proof that the Vikings had indeed settled in North America around 1000 A.D. a conclusive argument for allowing the students to put on a play of their own choosing
Recent Examples on the Web Initial Valley fever tests weren't conclusive for Julius Holt, the Marana youth football coach. Stephanie Innes, The Arizona Republic, 29 Apr. 2022 The most conclusive evidence of the site’s original name comes from accounts written by Spaniards in the late 16th century, after the Spanish Conquest. Jane Recker, Smithsonian Magazine, 28 Mar. 2022 For the four advisories with dosage advice, the average decline was 1.9%, which was not statistically significant or considered conclusive, given the small number. Ed Silverman, STAT, 28 Feb. 2022 However, other studies were less conclusive, and doctors say it’s too early to fix a regimen, because blood thinners raise the risk of bleeding and may be too late to help critically ill patients. Suryatapa Bhattacharya, WSJ, 10 Dec. 2021 Other crops like soybeans and rice also showed drops in production, but results weren't conclusive enough on how severe the decrease would be. Jordan Mendoza, USA TODAY, 5 Nov. 2021 Despite Milley’s confidence that the strike was justified, military officials say their review of the incident is not yet conclusive on the matter. Washington Post, 10 Sep. 2021 Similar to instant replay standards, there must be clear and conclusive video evidence in order to make a determination that a play was incorrectly officiated. Chris Fedor, cleveland, 4 Apr. 2022 However, IGeneX testing is not conclusive, said Elitza Theel, who directs Mayo Clinic’s Infectious Diseases Serology Laboratory. Zhen Wang, Milwaukee Journal Sentinel, 15 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'conclusive.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of conclusive

1536, in the meaning defined at sense 1

History and Etymology for conclusive

see conclude

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Time Traveler for conclusive

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The first known use of conclusive was in 1536

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Last Updated

19 May 2022

Cite this Entry

“Conclusive.” Dictionary, Merriam-Webster, Accessed 20 May. 2022.

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More Definitions for conclusive


con·​clu·​sive | \ kən-ˈklü-siv How to pronounce conclusive (audio) \

Kids Definition of conclusive

: decisive sense 1 Police found conclusive evidence.

Other Words from conclusive

conclusively adverb This conclusively proves her innocence.



Legal Definition of conclusive

1 : of, relating to, or being a conclusion
2 : putting an end to debate or question especially by reason of inability to be refuted

Other Words from conclusive

conclusively adverb
conclusiveness noun

More from Merriam-Webster on conclusive

Nglish: Translation of conclusive for Spanish Speakers

Britannica English: Translation of conclusive for Arabic Speakers


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