from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See smoky quartz.
from the GNU version of the Collaborative International Dictionary of English
- A smoky yellow or brown variety of rock crystal, or crystallized quartz, found especially, in the mountain of Cairngorm, in Scotland.
from The Century Dictionary and Cyclopedia
- n. A smoky-yellow or smoky-brown variety of rock-crystal or quartz, found in great perfection on the Cairngorm mountain in Scotland and in many other localities.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a smoky yellow or brown quartz
After the Cairngorm (Mountains) .(American Heritage® Dictionary of the English Language, Fourth Edition)