The waters of the earth's surface as distinguished from those of the lithosphere and the atmosphere.
The water vapor in the earth's atmosphere.
All the water on the surface of the earth, including oceans, lakes, glaciers, etc.: water vapor, clouds, etc. may be considered part of the atmosphere or of the hydrosphere.
The definition of hydrosphere is made up of all the water and watery layers of the Earth.
All of the oceans, lakes, seas and clouds are an example of the hydrosphere.
All of the Earth's water, including surface water (water in oceans, lakes, and rivers), groundwater (water in soil and beneath the Earth's surface), snowcover, ice, and water in the atmosphere, including water vapor.
Origin of hydrosphere
hydro- + -sphere