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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Newborns and infants lose body heat rapidly and are at heightened risk of hypothermia and respiratory illness, conditions that can quickly become life-threatening without adequate warmth and medical care. Maryanne Murray Buechner, Forbes.com, 22 Jan. 2026 Wearing a hat and scarf helps retain body heat, which can be lost quickly if your head and neck are uncovered, according to the National Institute on Aging. Melina Khan, USA Today, 22 Jan. 2026 Gloves, a scarf, and a hat will keep you from losing your body heat. Brandi D. Addison, Oklahoman, 22 Jan. 2026 Wear gloves and a hat, as at least half of your body heat will be lost if your head is uncovered. Cailey Gleeson, jsonline.com, 22 Jan. 2026 See All Example Sentences for body heat

Word History

First Known Use

1861, in the meaning defined above

Time Traveler
The first known use of body heat was in 1861

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Cite this Entry

“Body heat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/body%20heat. Accessed 31 Jan. 2026.

Medical Definition

body heat

noun
: heat produced in the body of a living animal by metabolic and physical activity

called also animal heat

Last Updated: - Updated example sentences
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