hydrostatics(n = noun.cognition) - study of the mechanical properties of fluids that are not in motion;
is a kind of fluid mechanics, hydraulics
Derived form adjective hydrostatic1
The branch of science which relates to the pressure and equilibrium of nonelastic fluids, as water, mercury, etc.; the principles of statics applied to water and other liquids. [1913 Webster]
hydrostatics, n.pl. (usu. treated as sing.) the branch of mechanics concerned with the hydrostatic properties of liquids.
N fluidity, liquidity, liquidness, gaseity, fluid, inelastic fluid, liquid, liquor, lymph, humor, juice, sap, serum, blood, serosity, gravy, rheum, ichor, sanies, chyle, solubility, solubleness, hydrology, hydrostatics, hydrodynamics, liquid, fluid, serous, juicy, succulent, sappy, ichorous, fluent, liquefied, uncongealed, soluble.