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

• brightness
• brightness level
• light
• luminance
• luminousness

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

• glow
• luminescence
• illuminance
• illumination
• incandescence

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

• physical property

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

• aglow
• lambent
• lucent
• luminous
• bright
• bright
• undimmed
• bright
• bright
• burnished
• burnished
• lustrous
• lustrous
• shining
• shining
• shiny
• shiny
• illume
• illuminate
• illumine
• light
• light up