heat wave

noun

: a period of unusually hot weather

Examples of heat wave in a Sentence

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 reward, with any luck, is a world with not as much deadly air pollution from fossil fuels — and not as many devastating fires, heat waves and storms. Sammy Roth, Los Angeles Times, 28 Jan. 2025 Blistering heat waves and powerful atmospheric rivers that topple trees onto homes and cars and cause landslides in the hills have also become annual occurrences. Grace Hase, The Mercury News, 24 Jan. 2025 America has never been more vulnerable to catastrophes like wildfires, floods, severe storms and heat waves. The Editorial Board, Chicago Tribune, 20 Jan. 2025 The planet’s record-high average temperature last year reflected the weekslong, 104-degree-Fahrenheit spring heat waves that shuttered schools in Bangladesh and India. Raymond Zhong, New York Times, 10 Jan. 2025 See all Example Sentences for heat wave 

Word History

First Known Use

1893, in the meaning defined above

Time Traveler
The first known use of heat wave was in 1893

Dictionary Entries Near heat wave

Cite this Entry

“Heat wave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20wave. Accessed 1 Feb. 2025.

Kids Definition

heat wave

noun
: a period of unusually hot weather

More from Merriam-Webster on heat wave

Last Updated: - Updated example sentences
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