noun, plural cat's-eyes.
any of certain gems having a chatoyant luster, especially chrysoberyl.
a playing marble marked with eyelike concentric circles.
Origin of cat's-eye
First recorded in 1545–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
any of a group of gemstones, esp a greenish-yellow variety of chrysoberyl, that reflect a streak of light when cut in a rounded unfaceted shape
Also called: ataata a grazing marine gastropod, Turbo smaragdus, of New Zealand waters
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