American English

Definition of thermostat noun from the Oxford Advanced American Dictionary

 

thermostat

 noun
noun
NAmE//ˈθərməˌstæt//
 
 
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a device that measures and controls the temperature of a machine or room, by switching the heating or cooling system on and off as necessary
thermostatic
 
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NAmE//ˌθərməˈstæt̮ɪk//
 
adjective [only before noun] thermostatic control
thermostatically
 
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NAmE//ˌθərməˈstæt̮ɪkli//
 
adverb The oven is thermostatically controlled.
See the Oxford Advanced Learner's Dictionary entry: thermostat