chatoyant

[shuh-toi-uh nt]
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noun
  1. Jewelry. a cabochon-cut gemstone having this reflected streak, as a chrysoberyl cat's-eye.

Origin of chatoyant

1790–1800; < French, special use of present participle of chatoyer to change luster like a cat's eye, equivalent to chat cat + -oy- v. suffix + -ant -ant
Related formscha·toy·ance, cha·toy·an·cy, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


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Historical Examples of chatoyant


British Dictionary definitions for chatoyant

chatoyant

adjective
  1. having changeable lustre; twinkling
  2. (of a gem, esp a cabochon) displaying a band of light reflected off inclusions of other minerals
noun
  1. a gemstone with a changeable lustre, such as a cat's eye
Derived Formschatoyancy, noun

Word Origin for chatoyant

C18: from French, from chatoyer to gleam like a cat's eyes, from chat cat 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012