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regolith
[ reg-uh-lith ]
regolith
/ ˈrɛɡəlɪθ /
noun
- the layer of loose material covering the bedrock of the earth and moon, etc, comprising soil, sand, rock fragments, volcanic ash, glacial drift, etc
regolith
/ rĕg′ə-lĭth′ /
- The layer of rock and mineral fragments that rests on bedrock and is produced by the weathering of rocks. Regolith constitutes the surface of most land.
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Word History and Origins
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Word History and Origins
Origin of regolith1
C20: from Greek rhēgos covering, blanket + lithos stone
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