heat wave
noun
a period of abnormally hot and usually humid weather; heat event.
heat waves
-
pluralof heat wave.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The combination of heat waves, drought and wildfires is expected to cost France, the EU’s second largest economy, up to €15 billion, or 0.5% of GDP, according to French Environment Minister Monique Barbut.
From The Wall Street Journal ● Aug. 31, 2026
This year's multiple heat waves have increased the numbers of white goods such as fridges and freezers breaking down and needing to be scrapped at specialist sites.
From BBC ● Aug. 29, 2026
Coastal areas are typically spared the worst of heat waves, thanks to the cool marine layer and ocean.
From Los Angeles Times ● Aug. 27, 2026
In recent years, a growing body of research has focused on analyzing the role of climate change in worsening droughts, floods, heat waves and wildfires.
From Los Angeles Times ● Aug. 26, 2026
Soft heat waves shimmied up out of the earth.
From "The Things They Carried" by Tim O'Brien
