De*ci*sive (?), a. [Cf. F. d'ecisif. See Decision.]


Having the power or quality of deciding a question or controversy; putting an end to contest or controversy; final; conclusive. "A decisive, irrevocable doom." Bates. "Decisive campaign." Macaulay.

"Decisive proof."



Marked by promptness and decision.

A noble instance of this attribute of the decisive character. J. Foster.

Syn. -- Decided; positive; conclusive. See Decided.

-- De*ci"sive*ly, adv. -- De*ci"sive*ness, n.


© Webster 1913.

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