body heat

[bod-ee heet]

noun

1. Physiology.,  heat generated in the body of a living animal through processes such as metabolism and muscle activity.

   When body temperature is low, muscles can contract to produce body heat.

   A good down sleeping bag will provide insulation to keep your body heat from escaping if you’re winter camping.

Word History and Origins

Origin of body heat¹

First recorded in 1860–65

Related Words

• climate 
• cold 
• condition 
• heat 
• warmth