Webster’s Revised Unabridged Dictionary · 1913
Hydrostat
Hy′dro·stat, n. A device, usually electrical, for indicating or regulating the height of water in a reservoir or receptacle.
Webster’s Revised Unabridged Dictionary · 1913
Hy′dro·stat, n. A device, usually electrical, for indicating or regulating the height of water in a reservoir or receptacle.