1. the solid, rocky part of Earth, including the crust, mantle, and core; the non-living physical structure of the planet
Usage: commonly used in Earth science and environmental contexts; often contrasted with the atmosphere, hydrosphere, and biosphere

Examples

• The geosphere includes all the rocks and minerals that make up Earth's interior.
• Earthquakes occur when stress builds up within the geosphere.
• The geosphere, atmosphere, and hydrosphere interact to shape our planet's climate.
• Geologists study the geosphere to understand plate tectonics and mountain formation.
• Volcanic activity demonstrates the dynamic nature of the geosphere.
• The geosphere provides the foundation for all life on Earth.