Definition of "nacreous" []

• Of, or resembling nacre (mother of pearl). (adjective)
• Exhibiting lustrous or rainbow-like colors. (adjective)

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• "Unofficial Neal Asher drinking game: take a shot whenever he uses the words "nacreous" or "actinic.""
• "There are other ways you can “get nacreous,” however, and thereby jump start the creative process and become the world-famous writer you've always wanted to be."
• "If, despite having your pencils lined up and a fresh piece of paper in your typewriter, or a cool white computer screen in front of you, you find yourself unable to write, it may be because you're not nacreous enough."