overheat

verb

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

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
One summer night, DJ Moua sat up in bed, overheated at her midsection—again. Matthew Kayser, USA Today, 22 July 2025 Offer playtime and gentle brushing during the coolest parts of the day—dawn or dusk—to help remove excess undercoat and reduce overheating. Lucy Notarantonio, MSNBC Newsweek, 15 July 2025 The political climate is as ripe for more disasters as the overheating atmosphere is. Project 2025, the Heritage Foundation’s handbook for demolishing the government, called for breaking up NOAA and privatizing the forecasting function. Sun Sentinel Editorial Board, Sun Sentinel, 10 July 2025 Its auto-pause technology is a special feature that prevents overheating by stopping airflow after three seconds of inactivity. Izzy Baskette, People.com, 9 July 2025 See All Example Sentences for overheat

Word History

First Known Use

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

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

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Cite this Entry

“Overheat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overheat. Accessed 30 Jul. 2025.

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