1ther·mo·stat noun \ˈthər-mə-ˌstat\
: an automatic device for regulating temperature (as by controlling the supply of gas or electricity to a heating apparatus)
: a piece of apparatus (as a constant-temperature chamber) regulated by a thermostat
—ther·mo·stat·ic \ˌthər-mə-ˈstat-ik\ adjective
—ther·mo·stat·i·cal·ly \-i-k(ə-)lē\ adverb
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