regolith
noun
reg·o·lith
ˈre-gə-ˌlith 
: unconsolidated residual or transported material that overlies the solid rock on the earth, moon, or a planet
Examples of regolith in a Sentence
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The Sun has very little of these elements present in its photosphere, but the Moon’s crust and regolith is almost exclusively composed of these heavier elements.
—
Ethan Siegel, Big Think, 4 Sep. 2025
Interlune wants its harvester to dig up a hundred tons of regolith an hour.
—Jeremy Bogaisky, Forbes.com, 2 Sep. 2025
The Artemis campaign will have much bigger lunar landers, which will generate larger regolith plumes than Apollo did.
—Clive Neal, Space.com, 31 Aug. 2025
The gypsum dunes replicate crusty Martian sediment, while frozen ridges offer lessons in ice-regolith interactions.
—Neetika Walter, Interesting Engineering, 22 Aug. 2025
See All Example Sentences for regolith
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Ethan Siegel, Big Think, 4 Sep. 2025
Interlune wants its harvester to dig up a hundred tons of regolith an hour.
—Jeremy Bogaisky, Forbes.com, 2 Sep. 2025
The Artemis campaign will have much bigger lunar landers, which will generate larger regolith plumes than Apollo did.
—Clive Neal, Space.com, 31 Aug. 2025
The gypsum dunes replicate crusty Martian sediment, while frozen ridges offer lessons in ice-regolith interactions.
—Neetika Walter, Interesting Engineering, 22 Aug. 2025
See All Example Sentences for regolith
Cite this Entry
“Regolith.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/regolith. Accessed 17 Sep. 2025.
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