noun. the solid part of the earth consisting of the crust and outer mantle.
- Earth's crust
- Earth's surface
- natural object
- litho- (English)
- sphere (English)
- sphere (Old French (842-ca. 1400))
Sentences with lithosphere
1. Noun, singular or mass
The outer mantle and crust combine to form the rigid rock layer known as the lithosphere.
The lithosphere encompasses the very top of the mantle above the asthenosphere as well as the overlying crust.
3. Existential there
Continental lithosphere is the thickest in the world.
When combined with the pressure and density found in deeper layers of lithosphere, high temperatures cause rock to melt and flow beneath the surface -- a key factor in tectonic and seismic activity around the globe.
5. Adjective, superlative
The forces propelling these plates are convection currents that rise from the Earth’s hot, molten core, through the plastic mantle and towards the lithosphere where they cool and fall back to the core.