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regolith
(redirected from regoliths)

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
reg·o·lith  (rg-lth)
n.
The layer of loose rock resting on bedrock, constituting the surface of most land. Also called mantle rock.

[Greek rhgos, blanket + -lith.]

regolith [ˈrɛgəlɪθ]
n
(Earth Sciences / 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.
[from Greek rhēgos covering, blanket + lithos stone]

regolith  (rg-lth)
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.

regolith
the 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: Geology


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