overheat

verb
over·​heat | \ ˌō-vər-ˈhēt How to pronounce overheat (audio) \
overheated; overheating; overheats

Definition of overheat

transitive verb

1 : to heat to excess
2 : to stimulate or agitate unduly

intransitive verb

: to become heated beyond a safe or desirable point

Examples of overheat in a Sentence

I overheated the food in the microwave. Be careful not to overheat the engine.
Recent Examples on the Web Despite its accuracy, this deodorizer and sterilizer will not overheat or dry out your shoes. Stack Commerce, Popular Science, "Give your shoes a fresh boost and kill any bacteria in the process," 23 Dec. 2020 Even exposure to a Western- or Southern-facing window that allows a blast of sunlight to overheat the plant may reduce its life. Calvin Finch, ExpressNews.com, "Calvin Finch: Your guide to making Christmas flowers last past holidays: poinsettias, amaryllis, paperwhites and more," 10 Dec. 2020 Women's Under Armour HeatGear Capris for $26.25 (Save $8.75): Crop pants are the solution to workout woes like starting out cold, only to quickly overheat. Lindsey Vickers, USA TODAY, "Cyber Monday 2020: The best Nike, Under Armour, and Adidas deals right now," 30 Nov. 2020 The race is short enough that runners keep up a punishing pace but long enough that their bodies can overheat; whereas about one in 10,000 marathon racers develops heat stroke, far more—one in about 650—racers in this event do so. Elizabeth Pennisi, Science | AAAS, "Heat is killing more people than ever. Scientists are looking for ways to lower the risk," 12 Nov. 2020 Honda is recalling over 1.4 million vehicles in the U.S. to repair drive shafts that can break, window switches that can overheat and a software flaw. NBC News, "Honda recalls 1.4M U.S. vehicles for software, other problems," 16 Dec. 2020 Honda is recalling over 1.4 million vehicles in the U.S. to repair drive shafts that can break, window switches that can overheat and a software flaw. CBS News, "Honda recalls 1.4M U.S. vehicles for software flaw, fire hazard and more," 16 Dec. 2020 In Clovis, near the middle of the state, the Police Department has found that its drones tend to overheat at the height of summer. New York Times, "Police Drones Are Starting to Think for Themselves," 23 Nov. 2020 The wiring on all of these things can fray, overheat, malfunction and start a fire. Washington Post, "Hints From Heloise: Overloading your outlets? You may risk an electrical fire.," 3 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'overheat.' 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 overheat

14th century, in the meaning defined at transitive sense 1

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Time Traveler for overheat

Time Traveler

The first known use of overheat was in the 14th century

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Statistics for overheat

Last Updated

18 Jan 2021

Cite this Entry

“Overheat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overheat. Accessed 5 Mar. 2021.

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More Definitions for overheat

overheat

verb

English Language Learners Definition of overheat

: to become too hot
: to cause (something) to become too hot

overheat

verb
over·​heat | \ ˌō-vər-ˈhēt How to pronounce overheat (audio) \
overheated; overheating

Kids Definition of overheat

: to heat too much : become too hot The engine overheated.

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Comments on overheat

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