different between brightness vs rayleigh

brightness

English

Etymology

From Middle English bryghtnes, brightnesse, from Old English beorhtnes (brightness, splendor), equivalent to bright +? -ness.

Pronunciation

  • IPA(key): /?b?a?tn?s/
  • Hyphenation: bright?ness

Noun

brightness (usually uncountable, plural brightnesses)

  1. The quality of being bright.
  2. The perceived luminance of an object.
  3. Intelligence, cleverness.

Synonyms

  • See also Thesaurus:intelligence

Translations

brightness From the web:

  • what brightness should my monitor be
  • what brightness should my phone be
  • what brightness should my monitor be for photo editing
  • what brightness of star is the most common
  • what brightness should my monitor be for gaming
  • what brightness should my tv be
  • what brightness is best for eyes
  • what brightness should you edit photos


rayleigh

English

Etymology

For Lord Rayleigh, English physicist

Noun

rayleigh (plural rayleighs)

  1. (physics, astronomy) A unit of brightness (of the sky at night) equal to 1010/4? quanta per square meter per second per steradian

rayleigh From the web:

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  • what is rayleigh scattering
  • what is rayleigh waves
  • what is rayleigh criterion of resolution
  • what is rayleigh bounty
  • what is rayleigh criterion
  • what is rayleigh jeans law
  • what episode rayleigh train luffy
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