English dictionary



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English noun: luminousness

1. luminousness (attribute) the quality of being luminous; emitting or reflecting light


SamplesIts luminosity is measured relative to that of our sun.


Synonymsbrightness, brightness level, light, luminance, luminosity


Broader (hypernym)physical property


Narrower (hyponym)glow, illuminance, illumination, incandescence, luminescence


Attributebright, dull









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