ther·mo·stat
ˈthər-mə-ˌstat 
: an automatic device for regulating temperature (as by controlling the supply of gas or electricity to a heating apparatus)
also
: a similar device for actuating fire alarms or for controlling automatic sprinklers
thermostated
ˈthər-mə-ˌsta-təd
also thermostatted; thermostating also thermostatting
also thermostatted; thermostating also thermostatting
: to provide with or control the temperature of by a thermostat
Examples of thermostat in a Sentence
Noun
I set the thermostat to 68 degrees.
Recent Examples on the Web
David Phelan, Forbes.com, 26 Apr. 2025
Google's oldest smart thermostats have an expiration date.
—Ryan Whitwam, ArsTechnica, 25 Apr. 2025
In other words, the electorate regularly sours on the status quo and aims to adjust the thermostat to another temperature – or political party.
—Jennifer Victor, The Conversation, 26 Mar. 2025
Does setting my thermostat at 68 degrees really save money?
—Kendrick Marshall, Sacramento Bee, 16 Feb. 2025
See All Example Sentences for thermostat
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Noun
In Europe, Google will retreat from the thermostat market altogether.
—David Phelan, Forbes.com, 26 Apr. 2025
Google's oldest smart thermostats have an expiration date.
—Ryan Whitwam, ArsTechnica, 25 Apr. 2025
In other words, the electorate regularly sours on the status quo and aims to adjust the thermostat to another temperature – or political party.
—Jennifer Victor, The Conversation, 26 Mar. 2025
Does setting my thermostat at 68 degrees really save money?
—Kendrick Marshall, Sacramento Bee, 16 Feb. 2025
See All Example Sentences for thermostat
Cite this Entry
“Thermostat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thermostat. Accessed 29 Apr. 2025.
Copy CitationMedical Definition
thermostat
1 of 2 noun
ther·mo·stat
ˈthər-mə-ˌstat
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
thermostat
2 of 2 transitive verb
thermostated
-ˌstat-əd
or thermostatted; thermostating or thermostatting
or thermostatted; thermostating or thermostatting
: to provide with or control the temperature of by a thermostat
a thermostated centrifuge
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