A mechanism that regulates the amount of water in a boiler. / (biology) A muscle tissue, composed mostly of water, that maintains a constant volume during contraction.

(physics) Of or relating to hydrostatics. / Of or relating to fluids, especially to the pressure that they exert or transmit.

(physics) The scientific study of fluids at rest, especially when under pressure.

In a hydrostatic manner / With regard to hydrostatics

The condition of being hydrostatic.

plural of hydrostat

Alternative form of hydrostatic

(biology) a fluid-filled cavity that surrounds the soft bodies of certain invertebrates such as jellyfish

The pressure equivalent to that exerted on a surface by a column of water of a given height.

The proposition in hydrostatics that any quantity of water, however small, may be made to counterbalance any weight, however great; or the law of the equality of pressure of fluids in all directions.