heat wave

noun

: a period of unusually hot weather

Examples of heat wave in a Sentence

Recent Examples on the Web The upper-level high pressure system driving this heat wave is expected to slowly weaken and move east by the end of the week, Sirard said. Grace Toohey, Los Angeles Times, 3 June 2024 The report's authors also favor rules that would prohibit utility companies from shutting off power during heat waves for households that fall behind on their utility bills. Megan Cerullo, CBS News, 3 June 2024 India may have recorded its hottest temperature ever amid severe heat wave Of the births analyzed in the study, 30% of mothers were younger than 25, 53.8% were 25 to 34 years old, and 16.3% were 35 or older. Leah Sarnoff, ABC News, 30 May 2024 California’s wildfire season runs from April through October—peaking in the summer—with megadroughts and heat waves driving the flames. Jeffrey Kluger, TIME, 24 May 2024 See all Example Sentences for heat wave 

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 8 Jun. 2024.

Kids Definition

heat wave

noun
: a period of unusually hot weather

More from Merriam-Webster on heat wave

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!