You searched for: “hydrosphere
1. The water portion of the earth or biosphere; as distinguished from the solid part (lithosphere) and from the gaseous outer envelope (atmosphere).
2. The portion of the earth that is water, including liquid water, ice, and water vapor on the surface, underground, or in the atmosphere.
This entry is located in the following units: hydro-, hydra-, hydr-, hyd- (page 13) sphero-, spher-, -sphere- (page 8)