Definitions | luminosity |
| noun
- the state of being luminous, or a luminous object; brilliance or radiance
- the ratio of luminous flux to radiant flux at the same wavelength; the luminosity factor
- (star) the rate at which a star radiates energy in all directions
Translations: - French: luminosité
- German: Helligkeit (1); Leuchtkraft (3)
- Italian: luminosití (1,2,3)
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