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rayleigh

noun

rayleigh

noun

Etymology For Lord Rayleigh, English physicist

1

Astronomy, Natural sciences, Physical sciences, Physics A unit of brightness (of the sky at night) equal to 10¹⁰/4π quanta per square meter per second per steradian

Derived terms
kilorayleigh, megarayleigh

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.