heat wave
noun
a period of abnormally hot and usually humid weather; heat event.
heatwave
-
a variation of
heat wave.
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.
Duwai said water temperatures reached up to 39C during a heatwave earlier this year, and there was widespread bleaching of the thousands of planted corals.
From Barron's ● Oct. 17, 2026
Myanmar warned citizens to expect power outages as the electricity grid is strained by an unseasonal heatwave authorities blamed on El Nino.
From Barron's ● Oct. 13, 2026
UC Agriculture and Natural Resources climate scientist Daniel Swain also placed blame on a months-long marine heatwave preceding El Niño, as well as human-caused climate change.
From Los Angeles Times ● Oct. 12, 2026
The results indicate that warm water anomalies occurring before and after a heatwave are largely independent of the MHW itself.
From Science Daily ● Sep. 30, 2026
Meditatively Campian watched the line of light as it dropped lower and lower, soon to flood the valley with its fierce heatwave.
From The Ruby Sword A Romance of Baluchistan by Bertram Mitford
