decisive

[ dih-sahy-siv ]

adjective

1. having the power or quality of deciding; putting an end to controversy; crucial or most important:

   Your argument was the decisive one.

   Synonyms: final, conclusive

2. characterized by or displaying no or little hesitation; resolute; determined:

   The general was known for his decisive manner.

   Synonyms: firm

3. indisputable; definite:

   a decisive defeat.

4. unsurpassable; commanding:

   a decisive lead in the voting.

decisive

/ dɪˈsaɪsɪv /

adjective

1. influential; conclusive

   a decisive argument

2. characterized by the ability to make decisions, esp quickly; resolute

Derived Forms

• deˈcisiveness, noun
• deˈcisively, adverb

Other Words From

• de·ci·sive·ly adverb
• de·ci·sive·ness noun
• non·de·ci·sive adjective
• pre·de·ci·sive adjective

Word History and Origins

Origin of decisive¹

First recorded in 1605–15; from Medieval Latin dēcīsīvus, equivalent to Latin dēcīs(us) ( decision ) + -īvus adjective suffix ( -ive )

Example Sentences

"We need to see decisive action to end such practices and respectfully repatriate stolen remains to their rightful resting places," she said.

From BBC

They play a decisive role in cancer development and have a significant influence on the success of therapy.

From Science Daily

And citizens need to hold politicians accountable and courts have to pass decisive orders months before the pollution worsens.

From BBC

Yet at decisive moments, this information is converted to biochemical signals, in the form of specific molecules.

From Science Daily

"I don't think it will be decisive," a Western diplomat in Kyiv told the BBC, requesting anonymity due to the sensitivity of the matter.

From BBC

Related Words

• conclusive
• critical
• crucial
• definitive
• determined
• fateful
• forceful
• influential
• momentous
• positive
• resolute
• significant