decisive

Adjective
Synonyms: critical

WordNet 3.0

Adjective (4)

  1. determining or having the power to determine an outcome“cast the decisive vote”“two factors had a decisive influence”
  2. unmistakable“had a decisive lead in the polls”
  3. characterized by decision and firmness“an able and decisive young woman”“we needed decisive leadership”“she gave him a decisive answer”
  4. forming or having the nature of a turning point or crisis“a critical point in the campaign”“the critical test”Synonyms: critical
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Webster's Dictionary (GCIDE)

Decisive \De*ci*sive\, a. [Cf. F. d['e]cisif. See Decision.]

1.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." --Hallam. [1913 Webster]

2.Marked by promptness and decision. [1913 Webster]

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. [1913 Webster]

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