un lustered


having or finished with a luster.

1855–60; luster1 + -ed3

unlustered, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin & History

1520s, from M.Fr. lustre "gloss, radiance," common Romanic (cf. Sp., Port. lustre, Rum. lustru, It. lustro "splendor, brilliancy"), from L. lustrare "spread light over, brighten, illumine," related to lucere "shine," lux "light" (see light (n.)).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
luster   (lŭs'tər)  Pronunciation Key 
The shine from the surface of a mineral. Luster is important in describing different kinds of minerals. It is usually characterized as metallic, glassy, pearly, or dull.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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