Definition of conclusive in English:



  • 1(of evidence or argument) having or likely to have the effect of proving a case; decisive.

    ‘conclusive evidence’
    ‘the findings were by no means conclusive’
    • ‘Mr Emery said the diggers will look for evidence of a shaft which would be conclusive proof that it was a well.’
    • ‘They are worried that conclusive evidence of the banned programs will turn up at any moment.’
    • ‘Mr. Leidy would give his conclusive evidence and I would be found guilty.’
    • ‘Pictures of the incident in the following morning's newspapers appeared to offer conclusive evidence of his menace.’
    • ‘Whether that would have given within the reasonable time some conclusive evidence, I do not know.’
    • ‘There are Government sites that cautiously say there is ‘no conclusive evidence’ of danger.’
    • ‘A series of tests run over the past 24 hours provided conclusive evidence of the poisoning, Zimpfer said.’
    • ‘But unless conclusive evidence proves this we cannot authenticate any of these findings.’
    • ‘There is conclusive evidence that passive smoking causes lung cancer and coronary heart disease in adults.’
    • ‘Anti-fluoride campaigners say there is no conclusive evidence that fluoridation is safe or prevents decay.’
    • ‘The fact that the US has declined to provide conclusive evidence to the contrary naturally bolsters such conjecture.’
    • ‘Not for the faint of heart, the easily bored or those expecting a conclusive ending.’
    • ‘Sometimes, you have a conclusive evidence right away so the arrest is usually sooner.’
    • ‘There are a couple of theories about what her real name might be but there's no real conclusive evidence about who this woman was.’
    • ‘Unfortunately not enough conclusive evidence for the effect of Fumonisins on humans has been collected.’
    • ‘In recent days the Pentagon has indicated that a lack of any conclusive evidence has convinced officials that Speicher is dead.’
    • ‘This in itself is a flawed methodology to find any conclusive evidence of cause and effect.’
    • ‘This adds up to fairly conclusive evidence that the butcher is the place to go both for quality and cost, but are we losing the shopping skills required?’
    • ‘I am not convinced that it is possible to provide a conclusive argument to show that paternalism is never in principle justified in any such case.’
    • ‘Finally there is the preparation of the final record reflecting those decisions which is given the status of conclusive evidence.’
    incontrovertible, incontestable, irrefutable, unquestionable, undeniable, indisputable, unassailable, beyond dispute, beyond question, beyond doubt, beyond a shadow of a doubt, certain, decisive, convincing, clinching, definitive, definite, positive, final, ultimate, categorical, demonstrative, unequivocal, unarguable, unanswerable, uncontroversial
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    1. 1.1 (of a victory) achieved easily or by a large margin.
      ‘a conclusive 5–O win’
      • ‘After the votes were counted the result was conclusive.’
      • ‘The conclusive victory was narrow, but Celtic's command of the championship utterly emphatic.’
      • ‘The defeat of Blair was in no way a conclusive victory for the Conservative party.’
      • ‘What is more, this victory was conclusive, because the outcome of a civil war is definitive.’
      • ‘The Wehrmacht's rapid and conclusive victory over the French convinced Hitler and not a few of his generals that he was a military genius.’
      • ‘Guyon achieves what he has sworn at the outset of the poem, but his victory is not conclusive.’
      • ‘In the end the victory margin of seven points was conclusive but that twenty minutes of easing off was worrying for Ollie and Joey.’
      • ‘Yet yesterday, under closer scrutiny, the triumph did not appear quite so conclusive.’
      • ‘While not a landslide, Trudeau's victory was conclusive.’
      emphatic, resounding
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Late 16th century (in the sense ‘summing up’): from late Latin conclusivus, from Latin conclus- ‘closed up’, from the verb concludere (see conclusion).