Regolith

//ˈɹɛɡəlɪθ// noun

Definitions

Noun
  1. 1
    The layer of loose rock, dust, sand, and soil, resting on the bedrock, that constitutes the surface layer of most dry land on Earth, the Moon, and other large solid aggregated celestial objects. Submarine regolith also exists. countable, uncountable

    "The structures on the surface were gone from normal view, pulverized into regolith across a span of aeons."

Etymology

Irregular formation from Ancient Greek ῥῆγος (rhêgos, “rug, blanket”) + -lith (from λίθος (líthos, “stone”)).

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