Rayleigh-Jeans law

noun, usually capitalized R&J
\ -ˈjēnz- \

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

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History and Etymology for Rayleigh-Jeans law

after Baron J. W. S. Rayleigh and Sir James Hapwood Jeans †1946 English physicist

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Cite this Entry

“Rayleigh-Jeans law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Rayleigh-Jeans%20law. Accessed 27 Nov. 2020.

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