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.
The basis for Celliant’s technology is a mix of natural, bioceramic minerals that captures body heat and then reflects it back as infrared light. Sarah Jones, Footwear News, 22 June 2026 Linen fibers regulate temperatures and absorb body heat, while cotton percale sheets are cool and crisp. Karen Brewer Grossman, Southern Living, 22 June 2026 Spacewalks are physically grueling missions in which astronauts generate intense body heat that cannot dissipate naturally in the vacuum of space. Mrigakshi Dixit, Interesting Engineering, 9 June 2026 The roller ball applicator is great for on-the-go use, while the oil provides a long-lasting host for scent that blooms with your body heat. Reece Andavolgyi, InStyle, 3 June 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 25 Jun. 2026.

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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