1. Soft reflected light; sheen.
2. Brilliance or radiance of light; brightness.
3. Glory, radiance, distinction, or splendor, as of achievement, reputation, or beauty.
4. A glass pendant, especially on a chandelier.
5. A decorative object, such as a chandelier, that gives off light.
6. Any of various substances, such as wax or glaze, used to give an object a gloss or polish.
7. The surface glossiness of ceramic ware after glazing, especially the metallic sheen of lusterware.
8. A fabric having a glossy surface.
9. The appearance of a mineral surface judged by its brilliance and ability to reflect light.
v. lus·tered, lus·ter·ing, lus·ters
1. To give a gloss, glaze, or sheen to.
2. To give or add glory, radiance, distinction, or splendor to.
To be or become lustrous.
[French lustre, from Old French, from Old Italian lustro, from lustrare, to make bright, from Latin lūstrāre, from lūstrum, purification; see leuk- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.