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English definition of “the hydrosphere”

the hydrosphere

noun [S] uk   /ˈhaɪ.drəʊ.sfɪər/ us    /-droʊ.sfɪɚ/ specialized
all of the water, ice, and water vapor at or near the surface of the earth, such as the seas, clouds, and the water in and under the ground
(Definition of the hydrosphere from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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