- 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.
Origin: hydro- plush -sphere
Used by arrangement with John Wiley & Sons, Inc.
- 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.
- hyˌdro·spherˈic adjective
hydrosphere - Science Definition
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