thermostat

noun
ther·​mo·​stat | \ˈthər-mə-ˌstat \

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 \ 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 \ adjective
thermostatically \ ˌthər-​mə-​ˈsta-​ti-​k(ə-​)lē \ adverb

Examples of thermostat in a Sentence

Noun

I set the thermostat to 68 degrees.

Recent Examples on the Web: Noun

Replacing showerheads, insulating hot water heaters, buying more efficient lights, having automatic controls for thermostats. Gaby Del Valle, Vox, "Can consumer choices ward off the worst effects of climate change? An expert explains.," 12 Oct. 2018 Replacing a thermostat is a relatively easy DIY project on some cars but can be difficult on others. Zachary Palmer, Popular Mechanics, "How To Fix Your Car's Heater," 6 Sep. 2018 While Alexa and Google Home appear on more and more devices, Cortana is set to debut on a new smart thermostat next month. Tom Warren, The Verge, "Microsoft wants to win back the consumers it let down," 20 July 2018 Some ways residential customers can reduce electricity usage include lowering the thermostat to 68 degrees or lower, delay laundry, washing dishes, bathing, etc. Houston Chronicle, "MISO asks Entergy customers to conserve electricity," 17 Jan. 2018 The property includes a Wink Hub, a wifi smart thermostat, Phillips Hue Smart Light LED lighting, Nest monitors and a garage door with smart-technology opening system. Shannon Rooney, Philly.com, "On the market: Energy-efficient smart home in Northern Liberties for $1.4M," 31 May 2018 And that might even be better than having a real shop with a thermostat. Maggie Menderski, The Courier-Journal, "After 4 years as a food truck, Blackbeard Espresso has permanent home," 17 May 2018 Even worse, the thermostat was locked behind a clear acrylic box. Christopher Muther, BostonGlobe.com, "How to survive an Airbnb disaster, bugs and all," 5 July 2018 The thermostat showed the temperature at just over 90 degrees in their second-floor apartment, decorated with American flags and a photo of the Washington Monument. Richard Webner, San Antonio Express-News, "Refugees flee war-torn homelands for deteriorating apartment complexes in S.A.," 30 June 2018

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

16 Nov 2018

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 \

Kids Definition of thermostat

: a device that automatically controls temperature

thermostat

noun
ther·​mo·​stat | \ˈthər-mə-ˌstat \

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 \ adjective
thermostatically \ -​i-​k(ə-​)lē \ adverb

thermostat

transitive verb
thermostated\ -​ˌstat-​əd \ 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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