Definition of regolith in English:

regolith

Syllabification: reg·o·lith
Pronunciation: /ˈregəˌliTH
 
/

noun

Geology
The layer of unconsolidated rocky material covering bedrock.
More example sentences
  • 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.

Origin

late 19th century: from Greek rhēgos 'rug, blanket' + -lith.

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