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decisive

[dih-sahy-siv] /dɪˈsaɪ sɪv/
adjective
1.
having the power or quality of deciding; putting an end to controversy; crucial or most important:
Your argument was the decisive one.
2.
characterized by or displaying no or little hesitation; resolute; determined:
The general was known for his decisive manner.
3.
indisputable; definite:
a decisive defeat.
4.
unsurpassable; commanding:
a decisive lead in the voting.
Origin of decisive
1605-1615
1605-15; < Medieval Latin dēcīsīvus, equivalent to Latin dēcīs(us) (see decision) + -īvus -ive
Related forms
decisively, adverb
decisiveness, noun
nondecisive, adjective
nondecisively, adverb
nondecisiveness, noun
predecisive, adjective
predecisively, adverb
Synonyms
1. conclusive, final. 2. firm.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for decisiveness
Contemporary Examples
Historical Examples
  • Finally he spoke with the decisiveness characteristic of him.

    Within the Law Marvin Dana
  • It had lost something of its harshness––something, too, of its decisiveness.

    The Web of the Golden Spider

    Frederick Orin Bartlett
  • The conclusion is expressed with a decisiveness that almost seems crude.

  • "You must leave her," she urged, with a new touch of decisiveness.

    Jennie Gerhardt Theodore Dreiser
  • Abruptly Parish Thornton admonished him in the quiet tone of decisiveness.

    The Roof Tree Charles Neville Buck
  • In the field he had been distinguished for his decisiveness and energy.

    Sixes and Sevens

    O. Henry
  • The decisiveness of the psalmist's conviction does not lead him to exaggeration.

British Dictionary definitions for decisiveness

decisive

/dɪˈsaɪsɪv/
adjective
1.
influential; conclusive: a decisive argument
2.
characterized by the ability to make decisions, esp quickly; resolute
Derived Forms
decisively, adverb
decisiveness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for decisiveness

decisive

adj.

1610s, from Medieval Latin decisivus, from Latin decis-, past participle stem of decidere (see decide). Related: Decisively; decisiveness.

Online Etymology Dictionary, © 2010 Douglas Harper
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