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[hahy-droh-dahy-nam-ik, -di-] /ˌhaɪ droʊ daɪˈnæm ɪk, -dɪ-/
pertaining to forces in or motions of liquids.
of or relating to hydrodynamics.
Origin of hydrodynamic
1770-80; hydro-1 + dynamic
Related forms
hydrodynamically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for hydrodynamic
  • But their curves present hydrodynamic difficulties too.
  • In many ways this may be a great test of hydrodynamic macro.
  • Ridges along the carapace help give it a more hydrodynamic structure.
  • The tubules existence indicates that the tooth has hydrodynamic sensor capabilities.
  • The bumpy surface of the humpback flipper is actually much more hydrodynamic than a smooth flipper.
  • These kinds of hydrodynamic problems are notoriously difficult to tackle.
  • The last thing you'd want to put on a streamlined, hydrodynamic body is a dangling bag.
  • They evolved a hydrodynamic shape that reduces drag in the water, and a thick layer of fat.
  • Also for marine mammals, it turns out that bigness has helped in reducing the hydrodynamic drag of their bodies.
British Dictionary definitions for hydrodynamic


/ˌhaɪdrəʊdaɪˈnæmɪk; -dɪ-/
of or concerned with the mechanical properties of fluids
of or concerned with hydrodynamics
Derived Forms
hydrodynamically, adverb
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
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Word Origin and History for hydrodynamic

1828, from hydro- + dynamic (adj.). Related: Hydrodynamics (1779).

Online Etymology Dictionary, © 2010 Douglas Harper
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