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.
Secret reasons . . . equally conclusive for us as they were for them.
Rogers.
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.
© Webster 1913.