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body heat
noun
: heat produced in the body of a living animal by metabolic and physical activities
called also animal heat
Examples of body heat in a Sentence
Recent Examples on the Web
In turn, theropods and ornithischians may have developed the ability to generate their own body heat millions of years ago.
—Laura Baisas, Popular Science, 23 Jan. 2025
The ultra-soft shirt is lined with a fuzzy layer of microfleece to trap body heat, while its outer layer works to protect against the wind and cold.
—Averi Baudler, People.com, 23 Jan. 2025
Exposure to cold activates receptors in the skin, causing blood vessels to constrict to conserve body heat.
—Aliss Higham, Newsweek, 10 Jan. 2025
Doggy coats can make a difference, especially for short-haired dogs and smaller breeds, which lose body heat faster than large, fluffy dogs.
—Claire Thornton, USA TODAY, 13 Dec. 2024
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Word History
First Known Use
1861, in the meaning defined above
Dictionary Entries Near body heat
Cite this Entry
“Body heat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/body%20heat. Accessed 30 Jan. 2025.
Medical Definition
body heat
noun
: heat produced in the body of a living animal by metabolic and physical activity
called also animal heat
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