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lithosphere
The lithosphere (IPA: [ˈlɪθ.ə.sfiɹ], from the Greek λίθος [líthos] for "rocky" σφαίρα [sfaíra] for "sphere") is the solid outermost shell of a rocky planet.
Trivia about lithosphere
It's the solid part of the earth as distinguished from the atmosphere & hydrosphere
In contrast to the hydrosphere, it's the term for the rocky part of the Earth, or its crust
Meaning "rock globe", it's the layer of rock encompassing the crust & outermost part of the upper mantle
Below the atmosphere is this "sphere", from the Greek for "stone"