heat wave

noun

Definition of heat wavenext
as in dog days

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Example Sentences

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.
Recent Examples of heat wave The jet will fly over the National Mall alongside the Defense Department’s most impressive equipment on Saturday, before the president delivers a speech in what is forecast to be a blistering heat wave. — Los Angeles Times, 3 July 2026 As a potentially historic heat wave hits Philadelphia, many fans made cooling off their first priority during Wednesday's Phillies game against the Pittsburgh Pirates at Citizens Bank Park. — Eva Andersen, CBS News, 2 July 2026 Don’t be surprised if this decision becomes an increasing burden on FIFA as the tournament continues, particularly if another heat wave returns to the Northeast in the middle of the month, a very reasonable possibility. — Ian Nicholas Quillen, Forbes.com, 2 July 2026 On Wednesday, New York Police Commissioner Jessica Tisch outlined a slew of challenges facing the city this weekend, including huge Independence Day celebrations, a World Cup match and a searing heat wave. — Jake Offenhartz, Fortune, 2 July 2026 See All Example Sentences for heat wave
Recent Examples of Synonyms for heat wave
heat
Noun
  • With a linen-blend material, the pants will help regulate your body temperature in the brutal summer heat, while the subtle side slits at the hem add an extra stylish touch.
    — Caroline Hughes, Travel + Leisure, 8 July 2026
  • Be vigilant about never leaving young children and pets in vehicles without supervision, especially during periods of intense heat, as car interiors can quickly become extremely hot.
    — NC Weather Bot, Charlotte Observer, 8 July 2026
Definition of heat

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heat-treats
heat wave
heave
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Cite this Entry

“Heat wave.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/heat%20wave. Accessed 8 Jul. 2026.

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More from Merriam-Webster on heat wave

Britannica.com: Encyclopedia article about heat wave

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