adj.
Pronunciation: di- ' s ī -siv
Function: adjective
Date: 1611
1 : having the power or quality of deciding <a decisive battle>
2 : RESOLUTE , DETERMINED <a decisive manner>
3 : UNMISTAKABLE , UNQUESTIONABLE <a decisive superiority>
synonyms see CONCLUSIVE
– de · ci · sive · ly adverb
– de · ci · sive · ness noun