Definition of Rayleigh–Jeans law
: an approximation in respect to thermal radiation: the emissive power of a blackbody at absolute temperature T and at a given wavelength λ is directly proportional to T and inversely proportional to λ4 — compare planck radiation law
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.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of rayleigh–jeans law
after Baron J. W. S. Rayleigh and Sir James Hapwood Jeans †1946 English physicist
Seen and Heard
What made you want to look up Rayleigh–Jeans law? Please tell us where you read or heard it (including the quote, if possible).