unmistakable; " had a decisive lead in the polls"

forming or having the nature of a turning point or crisis; " a critical point in the campaign"; " the critical test"

determining or having the power to determine an outcome; " cast the decisive vote"; " two factors had a decisive influence"

characterized by decision and firmness; " an able an decisive young woman"; " we needed decisive leadership"; " she gave him a decisive answer"

Having the power or quality of deciding a question or controversy; putting an end to contest or controversy; final; conclusive.

Marked by promptness and decision.

Final; conclusive; as, a decisive victory; prompt; positive; determined.

Decisively.

Decisiveness.

Having the power of deciding: final: positive.

Final; conclusive; positive.

Putting an end to debate or question; conclusive; positive; decided.

Having the power or quality of deciding; final; conclusive; firm and resolute of purpose.

Final; conclusive; having the power to settle a contest or an event.

" We can't spoil that lovely program that took you so long to make, for anything," said Polly, in a decisive fashion. – Five Little Peppers at School by Margaret Sidney

Neither of them could maintain a satisfactory show of composure as the decisive moment approached. – The Damnation of Theron Ware by Harold Frederic

Her second letter tells me as a decisive proof how very bad she is, that every day she feels shot in the head. – Memoir and Letters of Francis W. Newman by Giberne Sieveking

" A victory, a great, decisive victory! – The Coming Conquest of England by August Niemann

We hope your help may be quick and decisive – Kelly Miller's History of the World War for Human Rights by Kelly Miller

There is something extraordinarily decisive and satisfying about Tiel when he speaks like that. – The Spy in Black by J. Storer Clouston

By no means the least important of the happenings in Simmy's house was the short but decisive contest that took place between Lutie and Mrs. Tresslyn. – From the Housetops by George Barr McCutcheon

278; Saxa Rubra, site of decisive victory of, ii. – Walks in Rome by Augustus J.C. Hare

For reasons which are far from clear, Pitt refused to take decisive action. – William Pitt and the Great War by John Holland Rose

The decisive interview came off on the following morning. – Barren Honour: A Novel by George A. Lawrence

Peter Horry had a conflict with Major Ganey at White's bridge, near Georgetown, which had a more decisive effect than could have been expected at the time. – A Sketch of the Life of Brig. Gen. Francis Marion by William Dobein James

This campaign will be decisive for me,"- glancing towards Anneke-" I must return a conqueror, in one sense, or I do not wish to return at all. – Satanstoe by James Fenimore Cooper

There was no answer for a few minutes, and then the words whispered were very short and decisive – Commodore Junk by George Manville Fenn

In fact I had a sharp and decisive answer concerning several things of which I had dared to make a question. – Thomas Wingfold, Curate by George MacDonald

If it comes to a point where decisive action has to be taken-" " You're the one to take it," interrupted the sheriff. – Mystery Ranch by Arthur Chapman

Philip's voice was without a tremor, low, forceful and decisive – Colonel Carter's Christmas and The Romance of an Old-Fashioned Gentleman by F. Hopkinson Smith

Not a few shots were now fired; but the young ladies scarcely heeded them in the excitement of this decisive moment. – The Hour and the Man An Historical Romance by Harriet Martineau

She was going to play a decisive game. – Parisian Points of View by Ludovic Halévy Commentator: Brander Matthews

8 is quite decisive – Christology of the Old Testament: And a Commentary on the Messianic Predictions, v. 1 by Ernst Wilhelm Hengstenberg