lus·tre /ˈlʌstɚ/
 光澤彩料


 Lus·ter Lus·tre n.  A period of five years; a lustrum.
    Both of us have closed the tenth luster.   --Bolingbroke.


 Lus·ter, Lus·tre, n.
 1. Brilliancy; splendor; brightness; glitter.
    The right mark and very true luster of the diamond.   --Sir T. More.
 The scorching sun was mounted high,
 In all its luster, to the noonday sky.   --Addison.
 Note: ☞ There is a tendency to limit the use of luster, in this sense, to the brightness of things which do not shine with their own light, or at least do not blaze or glow with heat. One speaks of the luster of a diamond, or of silk, or even of the stars, but not often now of the luster of the sun, a coal of fire, or the like.
 2. Renown; splendor; distinction; glory.
    His ancestors continued about four hundred years, rather without obscurity than with any great luster.   --Sir H. Wotton.
 3. A candlestick, chandelier, girandole, or the like, generally of an ornamental character.
 4. Min. The appearance of the surface of a mineral as affected by, or dependent upon, peculiarities of its reflecting qualities.
 Note: ☞ The principal kinds of luster recognized are: metallic, adamantine, vitreous, resinous, greasy, pearly, and silky. With respect to intensity, luster is characterized as splendent, shining, glistening, glimmering, and dull.
 5. A substance which imparts luster to a surface, as graphite and some of the glazes.
 6. A fabric of wool and cotton with a lustrous surface, -- used for women's dresses.
 Luster ware, earthenware decorated by applying to the glazing metallic oxides, which acquire brilliancy in the process of baking.


 Lus·ter, Lus·tre, v. t. [imp. & p. p. Lustred p. pr. & vb. n. Lustering, or Lustring.] To make lustrous. [R. & Poetic]
    Flooded and lustered with her loosened gold.   --Lowell.

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 Lus·tre n. Same as Luster.

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 lustre
      n 1: a surface coating for ceramics or porcelain [syn: luster]
      2: a quality that outshines the usual [syn: luster, brilliancy,
          splendor, splendour]
      3: the visual property of something that shines with reflected
         light [syn: shininess, sheen, luster]
      [also: lustra (pl)]