decisive
adj 1: determining or having the power to determine an outcome; "cast the decisive vote"; "two factors had a decisive influence" [ant: indecisive]
2: unmistakable; "had a decisive lead in the polls" 3: characterized by decision and firmness; "an able an decisive young woman"; "we needed decisive leadership"; "she gave him a decisive answer" [ant: indecisive] 4: forming or having the nature of a turning point or crisis; "a critical point in the campaign"; "the critical test" [syn: critical]
