What is Cryosphere?

Cryosphere meaning in Science terminology / glossary / dictionary is:
One of the interrelated components of the Earth’s system, the cryosphere is frozen water in the form of snow, permanently frozen ground (permafrost), floating ice, and glaciers. Fluctuations in the volume of the cryosphere cause changes in ocean sea level, which directly impact the atmosphere and biosphere.


reference: Enviromental Protection Agency Unites States