luster

/ˈlə-stər/

Middle French lustre, from Old Italian lustro, from lustrare to brighten, from Latin, to purify ceremonially, from lustrum

noun

  1. a glow of reflected light : sheen; specifically : the appearance of the surface of a mineral dependent upon its reflecting qualities

  2. a glow of light from within : luminosity

  3. an inner beauty : radiance

verb

  1. to have luster : gleam

  2. to give luster or distinction to

  3. to coat or treat with a substance that imparts luster

noun

  1. a period of five years : lustrum