the study of atmospheric water, especially precipitation, as it affects agriculture, water supply, flood control, power generation, etc.

Origin of hydrometeorology

First recorded in 1860–65; hydro-1 + meteorology
Related formshy·dro·me·te·or·ol·o·gist, nounhy·dro·me·te·or·o·log·i·cal [hahy-druh-mee-tee-er-uh-loj-i-kuh l] /ˌhaɪ drəˌmi ti ər əˈlɒdʒ ɪ kəl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

hydrometeorology in Science



The scientific study of the interaction between meteorological and hydrologic phenomena, including the occurrence, motion, and changes of state of atmospheric water, and the land surface and subsurface phases of the hydrologic cycle. Hydrometeorologic studies address questions regarding land use, the long-term effects of climate change on water resources, and regional precipitation.
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