impetuosity

noun

im·​pet·​u·​os·​i·​ty im-ˌpe-chə-ˈwä-sə-tē How to pronounce impetuosity (audio)
-chü-ˈä-
plural impetuosities
Synonyms of impetuositynext
1
: the quality or state of being impetuous
2
: an impetuous action or impulse

Examples of impetuosity in a Sentence

Recent Examples on the Web
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Two centuries later, the Greek historian Polybius contrasted Roman discipline, order, and rationality with Celtic impetuosity, chaos, and passion on the battlefield. — Michele Gelfand, Foreign Affairs, 22 June 2021 His sacred vows didn’t stop Kelly from displaying the impetuosity that brands this city’s fans. — Frank Fitzpatrick, Philly.com, 14 Apr. 2018 Regardless of whether fate led these men to board the train, Eastwood suggests that what drove them to act when faced with a crisis was their youthful impetuosity. — Ben Sachs, Chicago Reader, 9 Feb. 2018 Meeting his current expedition partner, Børge Ousland, required another stroke of youthful impetuosity. — Kelly Bastone, Outside Online, 8 Nov. 2017 Not to give too much away, but Alice’s romantic impetuosity in her youth has fateful consequences that only a show as sentimentally over the top as this could happily resolve. — Charles McNulty, latimes.com, 23 Oct. 2017

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of impetuosity was in the 15th century

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Cite this Entry

“Impetuosity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/impetuosity. Accessed 24 Sep. 2026.

Kids Definition

impetuosity

noun
plural impetuosities
1
: the quality or state of being impetuous : rashness
2
: an impetuous act

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