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Definitions

heat wave

[heet weyv] / ˈhit ˌweɪv /


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.

Plus: Ferrari’s EV haters, a “mind-bogglingly crazy” heat wave and a fight over coal pollution in Texas.

From The Wall Street Journal • May 28, 2026

It was a bad start to a heat wave that one climate scientist called “mind-bogglingly crazy,” with highs above 95 degrees—4 degrees higher than the previous U.K. record for May.

From The Wall Street Journal • May 28, 2026

People have been urged to take precautions near water after at least eight people, mostly children, drowned over the bank holiday weekend while trying to stay cool during the heat wave.

From BBC • May 27, 2026

The current marine heat wave technically began in May 2025, shrank as expected last fall, but then did not recede back from the coast and remained off Southern California, Leising said.

From Los Angeles Times • May 14, 2026

At the end of June, a heat wave of a hundred degrees moves in and doesn’t budge.

From "The Help" by Kathryn Stockett




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