source: Steam コミュニティ :: :: Night City Lights

BRIGHT, BRILLIANT, RADIANT, LUMINOUS, LUSTROUS mean shining or glowing with light.

BRIGHT implies emitting or reflecting a high degree of light.

BRILLIANT implies intense often sparkling brightness.

RADIANT stresses the emission or seeming emission of rays of light.

LUMINOUS implies emission of steady, suffused, glowing light by reflection or in surrounding darkness.

LUSTROUS stresses an even, rich light from a surface that reflects brightly without glittering.

full of or shedding light; bright or shining, especially in the dark:

(暗い所で)発光する, 夜光の; «…で» 輝いた «with»

e.g. the luminous dial on his watch

e.g. a luminous glow

e.g. figurative : her eyes were luminous with joy.

(of a color) very bright; harsh to the eye:

(色が)明るい, 派手な

e.g. he wore luminous green socks.

Physics relating to light as it is perceived by the eye, rather than in terms of its actual energy:

e.g. luminous intensity.

luminously |ˈlo͞omənəslē| adverb

luminousness |ˈlo͞omənəsnəs| noun

late Middle English: from Old French lumineux or Latin luminosus, from lumen, lumin- ‘light’.