heat wave


: a period of unusually hot weather

Examples of heat wave in a Sentence

Recent Examples on the Web Latest News on Climate Change and the Environment Card 1 of 7 Longer, slower heat waves are here. Christopher Flavelle Ian C. Bates, New York Times, 2 Apr. 2024 Currently, only seven states including California, Nevada and Colorado, but not Arizona, have laws protecting workers’ rights to water, shade and rest during heat waves, according to the report. The Arizona Republic, 27 Mar. 2024 And even then, the plants will have to contend with Europe’s intensifying heat waves. Matt Simon, WIRED, 26 Mar. 2024 Should the vote hold, California would become the second state in the nation to mandate heat protections for indoor and outdoor workers, following Oregon, which established rules for both in 2022 in the wake of a brutal heat wave. Hayley Smith, Los Angeles Times, 22 Mar. 2024 The earlier blooms illustrate the influence climate change is having across the nation, from earlier springs and longer summers to warmer winters and more intense heat waves and extreme rainfall. Jennifer Borresen, USA TODAY, 20 Mar. 2024 There was a heat wave amid power outages, the result of an Israeli attack on Gaza’s power plant and restrictions on diesel fuel. Laila El-Haddad, The Mercury News, 13 Mar. 2024 The cities of Phoenix and Miami have their own heat officers to oversee ways to protect people and the overall community from extreme heat as climate change leads to more frequent and enduring heat waves. Anita Snow, The Arizona Republic, 13 Mar. 2024 Share [Findings] The decreasing transpiration of plants, a result of rising carbon dioxide levels, was partly to blame for recent heat waves in northern latitudes. Rafil Kroll-Zaidi, Harper's Magazine, 28 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'heat wave.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 17 Apr. 2024.

Kids Definition

heat wave

: a period of unusually hot weather

More from Merriam-Webster on heat wave

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