- a combining form used in the names of devices that stabilize or make constant what is specified by the initial element: thermostat; rheostat.
Origin of -stat
- indicating a device that causes something to remain stationary or constantthermostat
Word Origin for -stat
Word Origin and History for -stat
combining form used in forming the names of devices for stabilizing or regulating (thermostat, etc.), from Greek statos "standing, stationary," from histanai "to cause to stand," from PIE root *sta- "to stand" (see stet). First used in heliostat "an instrument for causing the sun to appear stationary" (1742).
- Something that stabilizes:barostat.
- Something that inhibits:hemostat.