Definition of regolith in English:
noun[mass noun] Geology
The layer of unconsolidated solid material covering the bedrock of a planet.
- The surface of the Moon is covered by a soil layer called regolith, which has been produced by meteorite impact.
- Alteration of the bedrock produces a regolith, the base of which is known as the weathering front.
- The Moon's crust is composed of a material known as regolith.
Late 19th century: from Greek rhēgos 'rug, blanket' + -lith.
Definition of regolith in:
- US English dictionary
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