meteorite

noun

me·​te·​or·​ite ˈmē-tē-ə-ˌrīt How to pronounce meteorite (audio)
: a meteor that reaches the surface of the earth without being completely vaporized
meteoritic adjective
or less commonly meteoritical

Examples of meteorite in a Sentence

Recent Examples on the Web
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The experiment used two different microorganisms for the meteorite extraction — a bacterium, called Sphingomonas desiccabilis, and the fungus Penicillium simplicissimum. Julian Dossett, Space.com, 20 Feb. 2026 With no functional magnetosphere, Mars’ surface radiation is nearly as intense as in deep space, and the paper-thin atmosphere provides little protection from even minuscule meteorites. Big Think, 19 Feb. 2026 The key question on their minds was whether any non-biological sources – such as a meteorite smashing into the Martian surface – could account for the existence of the fatty acids. Eric Lagatta, USA Today, 17 Feb. 2026 Their ancestors had carved a civilization out of the ice with tools made from whalebone and meteorite fragments. Ken Harbaugh, The Atlantic, 9 Feb. 2026 See All Example Sentences for meteorite

Word History

First Known Use

1811, in the meaning defined above

Time Traveler
The first known use of meteorite was in 1811

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Cite this Entry

“Meteorite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/meteorite. Accessed 8 Mar. 2026.

Kids Definition

meteorite

noun
me·​te·​or·​ite ˈmēt-ē-ə-ˌrīt How to pronounce meteorite (audio)
: a meteor that reaches the surface of the earth

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