Noun
A variety of quartz or chalcedony, exhibiting opalescent reflections from within, like the eye of a cat. The name is given to other gems affording like effects, esp. the chrysoberyl.
Source: Webster's dictionarycat's eye
In this variety, microscopic tubelike cavities or needle-like inclusions "Mitchell, T. E. and Marder, J. M., "Precipitation in Cat's-Eye Chrysoberyl," Electron Microscopy Soc. Proceedings, 1982. Source: Internet
Planetary nebulae are relatively common throughout the observable Universe, with famous ones including the Helix Nebula, the Cat's Eye Nebula, the Ring Nebula and the Bubble Nebula. Source: Internet
X-ray/optical composite image of the Cat's Eye Nebula (NGC 6543). Source: Internet
Located in Fell's Point, the historic waterfront community, Cat's Eye Pub was named among the "10 Best Bars in Maryland" by BestThingsMD. Source: Internet