from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various semiprecious gems such as chrysoberyl, BeAl2O4, reflecting a band of light that shifts position as the gem is turned.
- n. 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.
- n. A marble having an eyelike design, such as concentric circles or a colored center set in clear glass.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A gemstone mineral (a variety of chalcedonic quartz) that has a lustre resembling the eye of a cat when cut en cabochon
- n. Any of a chain of reflecting studs used to demarcate traffic lanes.
from the GNU version of the Collaborative International Dictionary of English
- n. 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.
from The Century Dictionary and Cyclopedia
- n. A variety of quartz, very hard and semi-transparent, and from certain points exhibiting a yellowish opalescent radiation or chatoyant appearance, whence the name.
- n. A species of the plant scabious, Scabiosa stellata.
- n. In pathology, an opalescent appearance of the eye in certain cases of amaurosis.
- n. See tiger's-eye.
- n. The operculum of a marine mollusk, Turbo smaragdus.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of various gems (as chrysoberyl or chalcedony) that reflect light when cut in a rounded shape
Sorry, no etymologies found.