Stefan–Boltzmann law

noun Ste·fan–Boltz·mann law \ˈshteˌfänˈbōltsˌmän-\

Definition of Stefan–Boltzmann law

  1. :  a statement in thermal radiation: the total emissive power of an ideal black body is proportional to the fourth power of its absolute temperature

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of stefan–boltzmann law

after Josef Stefan †1893 Austrian physicist, its formulator, & Ludwig Boltzmann †1906 Austrian physicist who first demonstrated it

Seen and Heard

What made you want to look up Stefan–Boltzmann law? Please tell us where you read or heard it (including the quote, if possible).


a brief usually trivial fact

Get Word of the Day daily email!