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regolithenUK
reg·o·lith R0126700 (rĕg′ə-lĭth′)n. The layer of loose rock resting on bedrock, constituting the surface of most land. Also called mantle rock. [Greek rhēgos, blanket + -lith.]regolith (ˈrɛɡəlɪθ) n (Geological Science) the layer of loose material covering the bedrock of the earth and moon, etc, comprising soil, sand, rock fragments, volcanic ash, glacial drift, etc[C20: from Greek rhēgos covering, blanket + lithos stone]reg•o•lith (ˈrɛg ə lɪθ) n. 1. the layer of weathered rock and soil overlying bedrock; mantle rock. 2. an analogous layer on another planet or on the moon. [1895–1900; < Greek rhêgo(s) rug, blanket + -lith] reg·o·lith (rĕg′ə-lĭth′) The layer of soil and loose rock resting on bedrock, constituting the surface of most land.regoliththe layer of disintegrated and decomposed rock fragments, including soil, lying above the solid rock of the earth’s crust. Also called mantle rock.See also: GeologyregolithThe layer of soil and broken rock that covers the bedrock.
regolithenUK
regolith (reg -ŏ-lith) The layer of dust and broken rock, created by meteoritic bombardment, that covers much of the surfaces of the Moon and other planets and satellites in the Solar System.regolith[′reg·ə‚lith] (geology) The layer rock or blanket of unconsolidated rocky debris of any thickness that overlies bedrock and forms the surface of the land. Also known as mantle rock. |