Definitionen
1.NounA retroreflective device placed on a road surface as a marking that can be seen even at night.
2.NounA glass marble with elongated colourful inclusions running through its axis.
3.NounA gemstone exhibiting chatoyancy.
4.NounCymophane (translucent yellow chatoyant chrysoberyl).
5.NounA sea snail, Lunella smaragda
6.NounUsed other than figuratively or idiomatically: see cat, eye.; the eye of a cat.