n 1  :  an automatic device for regulating temperature (as by controlling the supply of gas or electricity to a heating apparatus)  2  :  a piece of apparatus (as a constant-temperature chamber) regulated by a thermostat ther*mo*stat*ic adj ther*mo*stat*i*cal*ly adv 
, vt, -stat*ed  or  -stat*ted  -stat*ing  or  -stat*ting  :  to provide with or control the temperature of by a thermostat <maintained the blood sample in a thermostated water bath>  .
 
 
 
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