luminosity
Translation
luminosity, brightness, radiance
Examples
The luminosity of the star was incredible.
The luminosity of the star was incredible.
The painting has a certain luminosity.
The painting has a certain luminosity.
Grammar Patterns
the ((luminosity)) of sth. the quality of producing or reflecting bright light The luminosity of the star was incredible.
Similar Words
Synonyms: brightness, radiance, brilliance
Etymology
From Latin 'lumen' (light) + the noun-forming suffix '-ity'. Literally, the state of being full of light.
Memory Tips
Think of 'lumen', the unit for light, and '-ity', a suffix for a state or quality. So, it's the quality of having light.