hydrodynamics

noun

hy·​dro·​dy·​nam·​ics ˌhī-drō-dī-ˈna-miks How to pronounce hydrodynamics (audio)
plural in form but singular in construction
: a branch of physics that deals with the motion of fluids and the forces acting on solid bodies immersed in fluids and in motion relative to them compare hydrostatics
hydrodynamicist
ˌhī-drō-dī-ˈna-mə-sist How to pronounce hydrodynamics (audio)
noun

Examples of hydrodynamics 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.
Theorists put together gravity, hydrodynamics, regular matter that shines and dark matter that doesn’t, and let the simulation re-create the evolution of galaxies. — Ann Finkbeiner, Discover Magazine, 28 Aug. 2019 The robot hovers due to the collision of its propellers with the water (hydrodynamics not aerodynamics). — IEEE Spectrum, 16 Oct. 2020

Word History

First Known Use

1779, in the meaning defined above

Time Traveler
The first known use of hydrodynamics was in 1779

Rhymes for hydrodynamics

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hydrodynamic
hydrodynamics
hydroelectric
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Cite this Entry

“Hydrodynamics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrodynamics. Accessed 21 Apr. 2025.

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Medical Definition

hydrodynamics

noun, plural in form but singular in construction
hy·​dro·​dy·​nam·​ics -iks How to pronounce hydrodynamics (audio)
: a branch of physics that deals with the motion of fluids and the forces acting on solid bodies immersed in fluids and in motion relative to them compare hydrostatics

More from Merriam-Webster on hydrodynamics

Britannica.com: Encyclopedia article about hydrodynamics

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