Hy"dro*stat, n. A device, usually
electrical, for indicating or regulating the height of water in a
reservoir or receptacle.
Hy"dro*stat (?), n. A contrivance
or apparatus to prevent the explosion of steam boilers.
Hy"dro*stat, n. A device, usually
electrical, for indicating or regulating the height of water in a
reservoir or receptacle.