thermostat

noun
ther·​mo·​stat | \ ˈthər-mə-ˌstat How to pronounce thermostat (audio) \

Definition of thermostat

 (Entry 1 of 2)

: 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

thermostat

verb
thermostated\ ˈthər-​mə-​ˌsta-​təd How to pronounce thermostat (audio) \ also thermostatted; thermostating also thermostatting

Definition of thermostat (Entry 2 of 2)

transitive verb

: to provide with or control the temperature of by a thermostat

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Other Words from thermostat

Noun

thermostatic \ ˌthər-​mə-​ˈsta-​tik How to pronounce thermostat (audio) \ adjective
thermostatically \ ˌthər-​mə-​ˈsta-​ti-​k(ə-​)lē How to pronounce thermostat (audio) \ adverb

Examples of thermostat in a Sentence

Noun I set the thermostat to 68 degrees.
Recent Examples on the Web: Noun The Emerson Sensi Wi-Fi smart thermostat brings you terrific smart features at a fraction of the cost of popular smart thermostats Pays for itself with savings on your heating and electricity bills! Maren Estrada, BGR, 8 June 2021 Vine’s smart thermostat has so many great features at such an affordable price. Maren Estrada, BGR, 29 Apr. 2021 This tech can help with everything from adjusting the thermostat to researching term papers to ordering takeout. Expert Panel®, Forbes, 20 Apr. 2021 Adding insulation, installing a smart thermostat and choosing energy-efficient appliances can help. cleveland, 10 Apr. 2021 Unlike fridges from yesteryear, however, the Smeg is energy efficient and equipped with an adjustable thermostat and modern LED lighting for a natural, and decidedly modern, feel. Leah Koenig, Forbes, 28 Apr. 2021 According to Google, its Nest thermostat saves US customers up to 12% on heating and 15% on cooling bills. CNN, 28 Apr. 2021 The three separate guestroom areas are all well-appointed, each with a king-size bed, its own thermostat and bathrooms with Carrara marble countertops and porcelain tile flooring. Richard A. Marini, San Antonio Express-News, 22 Apr. 2021 This model has high, low and fan-only heat settings, along with an adjustable thermostat that has 11 options on a dial. Ambar Pardilla, NBC News, 3 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thermostat.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of thermostat

Noun

1831, in the meaning defined above

Verb

1924, in the meaning defined above

History and Etymology for thermostat

Noun

thermo- + -stat

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Time Traveler for thermostat

Time Traveler

The first known use of thermostat was in 1831

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Statistics for thermostat

Last Updated

17 Jun 2021

Cite this Entry

“Thermostat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thermostat. Accessed 22 Jun. 2021.

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More Definitions for thermostat

thermostat

noun
ther·​mo·​stat | \ ˈthər-mə-ˌstat How to pronounce thermostat (audio) \

Kids Definition of thermostat

: a device that automatically controls temperature

thermostat

noun
ther·​mo·​stat | \ ˈthər-mə-ˌstat How to pronounce thermostat (audio) \

Medical Definition of thermostat

 (Entry 1 of 2)

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

Other Words from thermostat

thermostatic \ ˌthər-​mə-​ˈstat-​ik How to pronounce thermostat (audio) \ adjective
thermostatically \ -​i-​k(ə-​)lē How to pronounce thermostat (audio) \ adverb

thermostat

transitive verb
thermostated\ -​ˌstat-​əd How to pronounce thermostat (audio) \ or thermostatted; thermostating or thermostatting

Medical Definition of thermostat (Entry 2 of 2)

: to provide with or control the temperature of by a thermostat a thermostated centrifuge

More from Merriam-Webster on thermostat

Nglish: Translation of thermostat for Spanish Speakers

Britannica.com: Encyclopedia article about thermostat

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