hydrology

noun

hy·​drol·​o·​gy hī-ˈdrä-lə-jē How to pronounce hydrology (audio)
: a science dealing with the properties, distribution, and circulation of water on and below the earth's surface and in the atmosphere
hydrologic adjective
or hydrological
hydrologically adverb
hydrologist noun

Examples of hydrology in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Slowly the area is transforming while the city’s transport and hydrology infrastructure improves. Heather Farmbrough, Forbes.com, 18 Sep. 2025 The training introduces the concepts used in stream team monitoring such as hydrology, natural and human impact on streams and monitoring methods. Arkansas Online, 16 Sep. 2025 Along the way, guides teach riders about the region’s volcanology, history, and hydrology (less than 11 inches of rainfall annually). Nicholas Derenzo, AFAR Media, 16 Sep. 2025 To get to that point, Sandlin said, his company went through a rigorous process that involved submitting engineering plans and hydrology reports showing how the floodplain could be safely reclaimed. Matthew Adams, Fort Worth Star-Telegram, 8 Sep. 2025 See All Example Sentences for hydrology

Word History

Etymology

New Latin hydrologia, from Latin hydr- + -logia -logy

First Known Use

1762, in the meaning defined above

Time Traveler
The first known use of hydrology was in 1762

Browse Nearby Words

Cite this Entry

“Hydrology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrology. Accessed 21 Sep. 2025.

Kids Definition

hydrology

noun
hy·​drol·​o·​gy hī-ˈdräl-ə-jē How to pronounce hydrology (audio)
: a science dealing with the characteristics, distribution, and circulation of water on and below the surface of the land and in the atmosphere
hydrologic adjective
or hydrological
hydrologist noun

Medical Definition

hydrology

noun
hy·​drol·​o·​gy hī-ˈdräl-ə-jē How to pronounce hydrology (audio)
plural hydrologies
: the body of medical knowledge and practice concerned with the therapeutic use of bathing and water

More from Merriam-Webster on hydrology

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