Joule heat

noun

variants or less commonly Joulean heat

ˈjül|ēən-,

ˈjau̇l| sometimes ˈjōl|

: heat resulting from an electric current through a resistance

Word History

Etymology

after J. P. Joule

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now