Main Entry:

lus·trous

Pronunciation:

\ˈləs-trəs\

Function:

adjective

Date:

1601

1 : reflecting light evenly and efficiently without glitter or sparkle <a lustrous satin> <the lustrous glow of an opal> 2 : radiant in character or reputation : illustrious

synonyms see bright

— lus·trous·ly adverb

— lus·trous·ness noun