English dictionary
hydrology
/h/aI/'dr/A/l/@//dZ//i/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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the branch of geology that studies water on the earth and in the atmosphere: its distribution and uses and conservation
Source: WordNet 3.0
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The science of water, its properties, phenomena, and distribution over the earth's surface.
Source: webster1913