heat
noun
a relatively high degree of warmth.
is heating
-
present progressiveof heat (3rd person singular).present progressive
Used to describe an ongoing action or state that is currently taking place in the immediate present.
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.
Open-source AI is heating up as developers look for more cost-efficient ways to build with AI.
From MarketWatch ● Aug. 27, 2026
As the planet warms, the Arctic is heating faster than any other region.
From Science Daily ● Aug. 3, 2026
The latest heatwave sweeping across Europe is a stark reminder that it is the world's fastest-warming continent, stretching into an Arctic that is heating at an even greater pace.
From Barron's ● Jun. 23, 2026
Competition in the market for drugs to treat ovarian cancer resistant to platinum-based chemotherapy is heating up, they add.
From The Wall Street Journal ● Jun. 2, 2026
On our right, the mountainside is heating up, bubbling with small pockets of fire.
From "Paradise on Fire" by Jewell Parker Rhodes
