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Noun: luminousness  loo-mu-nus-nus
  1. The quality of being luminous; emitting or reflecting light
    - luminosity, brightness, brightness level, luminance, light

See also: bright, dull

Type of: physical property

Nearest

luminiferous
luminism
luminosity
luminous
luminous energy
luminous flux
luminous flux unit
luminous intensity
luminous intensity unit
luminously
luminousness
lummox
lump
lump sugar
lump sum
lumpectomy
lumpen
lumpenproletariat
Lumpenus
Lumpenus lumpretaeformis
lumper