Definition of conclusive in English:

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Pronunciation: /kənˈklo͞osiv/
Pronunciation: /kənˈklo͞oziv/


1(Of evidence or argument) serving to prove a case; decisive or convincing: conclusive evidence the findings were by no means conclusive
More example sentences
  • But unless conclusive evidence proves this we cannot authenticate any of these findings.
  • 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.
1.1(Of a victory) achieved easily or by a large margin.
Example sentences
  • 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.
  • Guyon achieves what he has sworn at the outset of the poem, but his victory is not conclusive.



Pronunciation: /kənˈklo͞osivnəs/
Pronunciation: /kənˈklo͞ozivnəs/
Example sentences
  • The operational coherence and conclusiveness of the abuse correction mechanism, of course, needs to be spelled out in institutional detail.
  • The fact that no traces of agent have yet been found and that in fact other chemicals that one would not expect in this type of facility have been found, do raise doubts about the conclusiveness of the analysis.
  • The section is well contained; physically by a fence, and intellectually by its conclusiveness.


Late 16th century (in the sense 'summing up, concluding'): from late Latin conclusivus, from Latin conclus- 'closed up', from the verb concludere (see conclusion).

Words that rhyme with conclusive

abusive, allusive, collusive, conducive, delusive, diffusive, effusive, elusive, exclusive, illusive, inclusive, intrusive, obtrusive, preclusive, reclusive, seclusive

For editors and proofreaders

Syllabification: con·clu·sive

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