Hydrodynamics

hī-dro-di-nam′iks, n.pl. used as sing. , the science that treats of the motions and equilibrium of a material system partly or wholly fluid, called Hydrostatics when the system is in equilibrium, Hydrokinetics when it is not.— adjs. Hydrodynam′ic , -al .— n. Hydrodynamom′eter , an instrument for measuring the velocity of fluid in motion by its pre ure.— adj. Hydroelec′tric , pertaining to electricity generated by the escape of steam under high pre ure.— n. Hy′dro-extract′or , an apparatus for removing moisture from yarns, cloths, ., in proce of manufacture. [Gr. hydōr , water, and dynamics .]