Lithosphere (noun) Definition, Meaning & Examples

noun Geology.
  1. the solid portion of the earth (distinguished from atmosphere, hydrosphere).
  2. the crust and upper mantle of the earth.
noun
  1. the rigid outer layer of the earth, having an average thickness of about 75 km and comprising the earth's crust and the solid part of the mantle above the asthenosphere
    Lithosphere (noun) Definition, Meaning & Examples

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