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 ]

adv. In the way of conclusion; decisively; positively. Burke. [ 1913 Webster ]

n. The quality of being conclusive; decisiveness. [ 1913 Webster ]

a. Not conclusive; leading to no conclusion; not closing or settling a point in debate, or a doubtful question; as, evidence is inconclusive when it does not exhibit the truth of a disputed case in such a manner as to satisfy the mind, and put an end to debate or doubt. [ 1913 Webster ]

Arguments . . . inconclusive and impertinent. South.

-- In`con*clu"sive*ly, adv. -- In`con*clu"sive*ness, n. [ 1913 Webster ]

a. Inconclusive. [ Obs. ] [ 1913 Webster ]