1 thermostat | Definition of thermostat

thermostat

noun
ther路​mo路​stat | \ 藞th蓹r-m蓹-藢stat 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\ 藞th蓹r-​m蓹-​藢sta-​t蓹d 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 \ 藢th蓹r-​m蓹-​藞sta-​tik How to pronounce thermostatic (audio) \ adjective
thermostatically \ 藢th蓹r-​m蓹-​藞sta-​ti-​k(蓹-​)l膿 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

The advanced adaptive technology of Trane鈥檚 Energy Star certified XL824 thermostat using the new Energy Savings feature learns your preferences and optimizes for a balance of comfort and efficiency. Graham Hiemstra, Popular Mechanics, "How to Get Your HVAC System Ready for Winter," 29 Aug. 2019 Yet cash-rich tech giants are similarly buying promising startups, often with no obvious relation to their core business (think of Google鈥檚 purchase of Nest, which makes thermostats). The Economist, "Running a company is a permanent juggling act," 29 Aug. 2019 Clearly these thermostat scientists haven't spent much time in Phoenix. Scott Craven, azcentral, "82 degrees when sleeping? In Phoenix, we keep the thermostat where we darn well please," 21 Aug. 2019 But while some studies have shown higher daytime temperatures help improve productivity for some groups, higher thermostat settings overnight could interfere with getting a good night's sleep. Kendall Trammell, CNN, "A federal program says you should keep your home above 78 degrees," 20 Aug. 2019 Residential and business customers were asked to reduce their electricity usage by bumping air conditioning thermostats up at least two degrees and waiting until after sunset to run appliances like dishwashers, clothes dryers and pool pumps. L.m. Sixel, Houston Chronicle, "Power plant outages, low wind puts Texans on high alert to conserve power," 15 Aug. 2019 Workers at a store in the 2800 block of Patriot Boulevard reported July 21 that three men came in and one attempted to buy three thermostats valued at $650 with a suspicious bar code on his phone. Alexandra Kukulka, chicagotribune.com, "Glenview resident threatened census bureau data collector who stopped by the home: Police," 30 July 2019 In an effort to limit the stress on the power supply, New York City鈥檚 mayor ordered government buildings and private office buildings to keep thermostats at 78 degrees, a restriction that lasts until just before midnight Sunday. Phil Helsel, NBC News, "Heat wave blazes on: 'It's even too hot for ice cream'," 20 July 2019 Raise your thermostat one degree from your normal temperature. Mary Kilpatrick, cleveland.com, "Increase your thermostat by a degree, and other energy tips for the heat wave," 16 July 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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More Definitions for thermostat

thermostat

noun
ther路​mo路​stat | \ 藞th蓹r-m蓹-藢stat How to pronounce thermostat (audio) \

Kids Definition of thermostat

: a device that automatically controls temperature

thermostat

noun
ther路​mo路​stat | \ 藞th蓹r-m蓹-藢stat 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 \ 藢th蓹r-​m蓹-​藞stat-​ik How to pronounce thermostatic (audio) \ adjective
thermostatically \ -​i-​k(蓹-​)l膿 How to pronounce thermostatically (audio) \ adverb

thermostat

transitive verb
thermostated\ -​藢stat-​蓹d 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