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n. pl. cat's-eyes
1. Any of various semiprecious gems such as chrysoberyl, BeAl2O4, reflecting a band of light that shifts position as the gem is turned.
2. A glass or plastic reflector designed to glow in the beam of a headlight, used on a vehicle as a safety device or set in rows along a highway as lane markers.
3. A marble having an eyelike design, such as concentric circles or a colored center set in clear glass.


1. (Minerals) 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
2. (Animals) Also called: ataata a grazing marine gastropod, Turbo smaragdus, of New Zealand waters


n., pl. -eyes.
any of certain gems having a chatoyant luster, esp. chrysoberyl.


® [ˈkætsˌaɪ] N (Brit) (Aut) → catafaro m


[ˈkætsˌaɪ] n (Brit) (Aut) → catarifrangente m


(kӕt) noun
1. a small, four-legged, fur-covered animal often kept as a pet. a Siamese cat.
2. a large wild animal of the same family (eg tiger, lion etc). the big cats.
ˈcatty adjective
spiteful, malicious. She's catty even about her best friend; catty remarks.
ˈcatcall noun
a shrill whistle showing disagreement or disapproval. the catcalls of the audience.
ˈcatfish noun
any of a family of scaleless fish with long feelers round the mouth.
ˈcatgut noun
a kind of cord made from the intestines of sheep etc, used for violin strings etc.
ˌcat's-ˈeye noun
a small, thick piece of glass fixed in the surface of a road to reflect light and guide drivers at night.
ˈcatsuit noun
a woman's close-fitting one-piece trouser suit.
ˈcattail noun
a tall plant that grows in wet places, with flowers shaped like a cat's tail.
let the cat out of the bag
to let a secret become known unintentionally.
References in classic literature ?
The bridesmaids' eight bouquets of white lilac and lilies-of-the-valley had been sent in due time, as well as the gold and sapphire sleeve-links of the eight ushers and the best man's cat's-eye scarf-pin; Archer had sat up half the night trying to vary the wording of his thanks for the last batch of presents from men friends and ex-lady-loves; the fees for the Bishop and the Rector were safely in the pocket of his best man; his own luggage was already at Mrs.
The world's largest tiger species can roam the three-habitat enclosure with a cat's-eye view of visitors below and in what Chessington says is ''a new standard for animal care and welfare''.
Ms Arquette delighted at the 2016 Oscars in a black acetate soft cat's-eye. She wore a similarly shaped burgundy frame in 2015 when collecting her Oscar for her role in Boyhood--though her powerful speech on equality overshadowed her frames on that particular occasion.
Hanni and Weibel described heated zircons containing two sets of tiny cleavage fissures, each responsible for a cat's-eye reflection.