impactor

noun

im·​pac·​tor im-ˈpak-tər How to pronounce impactor (audio)
variants or impacter
1
: a machine (such as a steam or air hammer or a pile driver) or part that operates by striking blows
2

Examples of impactor in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
China plans to perform a kinetic impactor demonstration similar to DART, with an observer spacecraft to watch, scheduled to launch in 2027. IEEE Spectrum, 11 June 2025 This is the crowd-control class, where one use of the impactor can electrocute an entire group of Hiss in one fell swoop. Jason Fanelli, Rolling Stone, 14 May 2025 Indeed, most of Earth's asteroidal incursions took place hundreds of millions of years earlier than the Chicxulub impactor that hit Earth some 66 million years ago. Bruce Dorminey, Forbes.com, 14 May 2025 Speaking of the Jump Kit, if the Fix Kit player is predisposed with enemies or another task, the impactor’s electric shock can also repair machines in a pinch. Jason Fanelli, Rolling Stone, 14 May 2025 See All Example Sentences for impactor

Word History

First Known Use

1872, in the meaning defined at sense 1

Time Traveler
The first known use of impactor was in 1872

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Cite this Entry

“Impactor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/impactor. Accessed 19 Jun. 2025.

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