hydrology

[ hahy-drol-uh-jee ]
/ haɪˈdrɒl ə dʒi /

noun

the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere.
hydrogeology; geohydrology.

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Origin of hydrology

First recorded in 1755–65; hydro-1 + -logy

OTHER WORDS FROM hydrology

hy·dro·log·ic [hahy-druh-loj-ik], /ˌhaɪ drəˈlɒdʒ ɪk/, hy·dro·log·i·cal, adjectivehy·dro·log·i·cal·ly, adverbhy·drol·o·gist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for hydrology

hydrology
/ (haɪˈdrɒlədʒɪ) /

noun

the study of the distribution, conservation, use, etc, of the water of the earth and its atmosphere, particularly at the land surface

Derived forms of hydrology

hydrologic (ˌhaɪdrəˈlɒdʒɪk) or hydrological, adjectivehydrologically, adverbhydrologist, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for hydrology

hydrology
[ hī-drŏlə-jē ]

The scientific study of the properties, distribution, and effects of water as a liquid, solid, or gas on the Earth's surface, in the soil and underlying rocks, and in the atmosphere.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.