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Noun: surface brightness
  1. (astronomy) luminosity per unit observed area; surface brightness does not depend on the distance at which an object is observed

Encyclopedia: Surface brightness

Nearest

surety
surety bond
suretyship
surf
surf casting
surf fish
surf fishing
surface
surface area
surface assimilation
surface brightness
surface chemistry
surface fire
surface gage
surface gauge
surface lift
surface mail
surface mine
surface noise
surface search radar
surface ship