'Conclusive' definitions:

Definition of 'conclusive'

From: WordNet
adjective
Forming an end or termination; especially putting an end to doubt or question; "conclusive proof"; "the evidence is conclusive" [ant: inconclusive]

Definition of 'Conclusive'

From: GCIDE
  • Conclusive \Con*clu"sive\, a. [Cf. F. conclusif.] Belonging to a close or termination; decisive; convincing; putting an end to debate or question; leading to, or involving, a conclusion or decision. [1913 Webster]
  • Secret reasons . . . equally conclusive for us as they were for them. --Rogers. [1913 Webster]
  • Conclusive evidence (Law), that of which, from its nature, the law allows no contradiction or explanation.
  • Conclusive presumption (Law), an inference which the law makes so peremptorily that it will not allow it to be overthrown by any contrary proof, however strong.
  • Syn: Final; ultimate; unanswerable. See Final. [1913 Webster]

Synonyms of 'conclusive'

From: Moby Thesaurus