Thermostat
/θˈɜrməˌstæt/
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Definition
(noun) A device that automatically responds to changes in temperature by activating a heating or cooling system to maintain the temperature at a desired setting.
Sentence Examples
The thermostat is defective.
There was a problem with the thermostat.
CEFR Practice Quiz
You can use the ____ on the wall to adjust the heating in your room and make it more comfortable today.