The Collaborative International Dictionary of English v.0.48:
Thermostatic \Ther`mo*stat"ic\, a. (Physics) Of or pertaining to the thermostat; made or effected by means of the thermostat. [1913 Webster]WordNet (r) 3.0 (2006):
thermostatic adj 1: of or relating to a thermostat; "thermostatic control"