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luminosity. In DICTIOUS you will not only get to know all the dictionary meanings for the word
luminosity, but we will also tell you about its etymology, its characteristics and you will know how to say
luminosity in singular and plural. Everything you need to know about the word
luminosity you have here. The definition of the word
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English
Etymology
From French luminosité or luminous + -ity.
Pronunciation
Noun
luminosity (countable and uncountable, plural luminosities)
- (uncountable) the state of being luminous, or a luminous object; brilliance or radiance
- (physics) the ratio of luminous flux to radiant flux at the same wavelength; the luminosity factor
- (astronomy) the rate at which a star radiates energy in all directions
Derived terms
Translations
ratio of luminous to radiant flux
rate at which a star radiates energy
References