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 noun

Word History

First Known Use

1779, in the meaning defined above

Time Traveler
The first known use of hydrodynamics was in 1779

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Cite this Entry

“Hydrodynamics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrodynamics. Accessed 9 Sep. 2025.

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

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