decisive
-
(a) determining or having the power to determine an outcome
- cast the decisive vote
- two factors had a decisive influence
-
(s) unmistakable
- had a decisive lead in the polls
-
(a) characterized by decision and firmness
- an able and decisive young woman
- we needed decisive leadership
- she gave him a decisive answer
-
(s) forming or having the nature of a turning point or crisis
- a critical point in the campaign
- the critical test