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.
The top’s sleeveless design will keep you from overheating on the steamiest nights. Brendan Morrow, USA Today, 30 Mar. 2025 The Samsung Galaxy Note 7 recall is a prime example: late-stage defects in its battery management system caused devices to overheat and catch fire, forcing Samsung to recall millions of units. Sebastian Avila, Forbes.com, 28 Mar. 2025 Skarsgård spent almost the entire duration of Locked's 19-day shoot alone in the car, enduring a series of physical challenges as his character is electrocuted, starved, shot, and overheated — all while Hopkins' antagonist cackles over the phone. Wesley Stenzel, EW.com, 21 Mar. 2025 Starliner returned to Earth without its crew due to a problem with overheating thrusters, leaving Wilmore and Williams behind to wait for a ride home with SpaceX. SpaceX's woes reach Poland's space agency. Stephen Clark, Ars Technica, 14 Mar. 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 13 Apr. 2025.

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