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

Examples of thermostat in a Sentence

Noun

I set the thermostat to 68 degrees.

Recent Examples on the Web: Noun

There are the usual suspects: smart TVs, smart light bulbs, smart speakers, smart thermostats, smart door locks, and so on. Fox News, "10 smart devices you never knew about before now," 12 Sep. 2018 Like someone continually turning up the thermostat in a freezing apartment, Venezuelans were demanding greater democratic rights and stronger democratic institutions. Christopher Claassen, Washington Post, "Support for democracy is declining — but not in the U.S. or other Western democracies," 5 July 2018 Turn the thermostat up two degrees in the summer months to save money and energy. For Lg&e Ku, The Courier-Journal, "Check out these no-fuss ways to save energy and money this summer.," 26 June 2018 Hand shower, Axor Starck; thermostat, Axor Uno Thermostatic Trim—Hansgrohe (M); hansgrohe-usa.com. House Beautiful, "July/August 2012 Issue Product Guide," 1 June 2012 As for the temperature, Norton says Equinox will set the thermostat to 66 degrees, as studies show that cool spaces promote better sleep. Howie Kahn, WSJ, "The Hotel Where You’ll Be ‘Sleep-Coached’ Into Bed," 27 Mar. 2019 Comcast also intends for the set-top box to be a smart home hub, letting users control things like lights and thermostats directly from their TV. Chaim Gartenberg, The Verge, "Comcast is planning a streaming set-top box for cord cutters," 8 Nov. 2018 No one knows this predicament better than flight attendants, who have to deal with irrational airplane thermostats day in and day out. Sebastian Modak, Condé Nast Traveler, "Flight Attendants Unveil 2Hot2Cold App to Report Ridiculous Cabin Temperatures," 1 Aug. 2018 Then during the eclipse, the thermostats turned the temperature up by a few degrees. Bradley Olson, WSJ, "Google, Amazon Seek Foothold in Electricity as Home Automation Grows," 27 Jan. 2019

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

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Statistics for thermostat

Last Updated

20 Apr 2019

Look-up Popularity

Time Traveler for thermostat

The first known use of thermostat was in 1831

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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 thermostatic (audio) \ adjective
thermostatically \ -​i-​k(ə-​)lē How to pronounce thermostatically (audio) \ adverb

thermostat

transitive verb
thermostated\ -​ˌstat-​əd How to pronounce thermostated (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

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More from Merriam-Webster on thermostat

Rhyming Dictionary: Words that rhyme with thermostat

Spanish Central: Translation of thermostat

Nglish: Translation of thermostat for Spanish Speakers

Britannica.com: Encyclopedia article about thermostat

Comments on thermostat

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