noun
the quality of being luminous; emitting or reflecting light
-
its luminosity is measured relative to that of our sun
• Syn: ↑luminosity, ↑brightness, ↑luminance, ↑luminousness, ↑light
• Derivationally related forms: ↑light (for: ↑light), ↑bright (for: ↑luminousness), ↑bright (for: ↑brightness), ↑luminous (for: ↑luminosity)
• Hypernyms: ↑physical property
• Hyponyms: ↑illuminance, ↑illumination, ↑incandescence, ↑luminescence, ↑glow
Useful english dictionary. 2012.