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Word for the Day: Nacreous

Nacreous: 'nA-krE-&s, -k(&-)r&s

adj 1: consisting of or resembling mother-of-pearl 2: having a play of lustrous rainbow-like colors; "an iridescent oil slick"; "nacreous (or pearlescent) clouds looking like mother-of-pearl"; "a milky opalescent (or opaline) luster" [syn: iridescent, opalescent, opaline, pearlescent]

photo of nacreous clouds over iceland:
Posted by spot at March 4, 2005 03:59 PM