-stat

1.
a combining form used in the names of devices that stabilize or make constant what is specified by the initial element:
thermostat; rheostat.
Origin
< Greek -statēs, equivalent to sta- (stem of histánai to make stand; see stand) + -tēs agent noun suffix
British Dictionary definitions for -stat

-stat

combining form
1.
indicating a device that causes something to remain stationary or constant: thermostat
Word Origin
from Greek -statēs, from histanai to cause to stand
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).

-stat in Medicine

-stat suff.

  1. Something that stabilizes: barostat.

  2. Something that inhibits: hemostat.