na·cre /ˈnekɚ/
珠母貝,真珠質
Na·cre n. Zool. A pearly substance which lines the interior of many shells, and is most perfect in the mother-of-pearl. [Written also nacker and naker.] See Pearl, and Mother-of-pearl.
Na·cré a. Art Having the peculiar iridescence of nacre, or mother-of-pearl, or an iridescence resembling it; as, nacré ware.
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nacre
n : the iridescent internal layer of a mollusk shell [syn: mother-of-pearl]