conclusive

adjective

con·​clu·​sive kən-ˈklü-siv How to pronounce conclusive (audio)
-ziv
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.
conclusively adverb
conclusiveness noun
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 At the time, the removal of roof panels from some buildings had raised concerns, although there had been no conclusive evidence of immediate safety risks. WIRED, 14 Sep. 2023 Medical records data are not as conclusive as such randomized trials, because the records are subject to biases related to who selects which type of treatment. Maia Szalavitz, Scientific American, 13 Sep. 2023 In the decades since, there have been rumors and ghost stories but no conclusive evidence about their fate. Longreads, 8 Sep. 2023 Those who watched the dancing warthog gave a little more to charity and were more likely to give the whole amount, though the results are less conclusive because of a small sample size. Thalia Beaty, Fortune, 3 Aug. 2023 Two of the infants subsequently died, though Abbott maintains no conclusive evidence has proven its formula caused the babies' illnesses. Sasha Pezenik, ABC News, 31 Aug. 2023 The question of whether Trump’s behavior leading up to and during the January 6 Capitol riot warrant criminal consequences yields a less conclusive response. Brittany Bernstein, National Review, 19 July 2023 Johnson, with the NTSB, said the latest findings were not a final determination of what caused the accident, and that a more conclusive crash investigation report is due out later this fall. Annie Berman, Anchorage Daily News, 19 July 2023 There's conclusive evidence that the temperature in Antarctica is rising, according to the study. Justin Klawans, The Week, 14 Aug. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'conclusive.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

see conclude

First Known Use

1536, in the meaning defined at sense 1

Time Traveler
The first known use of conclusive was in 1536

Dictionary Entries Near conclusive

Cite this Entry

“Conclusive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/conclusive. Accessed 4 Oct. 2023.

Kids Definition

conclusive

adjective
con·​clu·​sive kən-ˈklü-siv How to pronounce conclusive (audio)
-ziv
: decisive sense 1, convincing
conclusive proof
conclusively adverb
conclusiveness noun

Legal Definition

conclusive

adjective
con·​clu·​sive
1
: of, relating to, or being a conclusion
2
: putting an end to debate or question especially by reason of inability to be refuted
conclusively adverb
conclusiveness noun

More from Merriam-Webster on conclusive

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