|(functioning as singular) See also hydrodynamics the branch of science concerned with the mechanical properties and behaviour of fluids that are not in motion|
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|hydrostatics (hī'drə-stāt'ĭks) Pronunciation Key
The scientific study of fluids, especially noncompressible liquids, in equilibrium with their surroundings and hence at rest. Hydrostatics has many applications in biology and engineering, as in the design of dams. Compare hydrodynamics.