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lithosphere
noun
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How to pronounce lithosphere:

Definition of lithosphere:

lithosphere (noun):
the solid part of a celestial body (such as the earth)
noun. the solid part of the earth consisting of the crust and outer mantle.
the outer part of the solid earth composed of rock essentially like that exposed at the surface, consisting of the crust and outermost layer of the mantle, and usually considered to be about 60 miles (100 kilometers) in thickness

Synonyms for lithosphere:

worldearthglobelayergeospherecrustmantle

Other 3-syllable words like lithosphere

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