Definitions

1. noun

The part of the Earth that includes land and the solid part of the oceans, considered as a single system of rocks and sediments.

“The geosphere is the largest reservoir of water on Earth, storing approximately 1.386 billion cubic kilometers of water.”

2. noun

A sphere of the Earth that includes its solid part, or a sphere of the Earth that includes its crust and mantle.

“The geosphere’s interior temperature is around 3000-4000°C due to the radioactive decay of isotopes in its core.”