from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A rare lead chromate mineral, PbCrO4, that forms brilliant orange crystals.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A rare red mineral; lead chromate, PbCrO4.
from the GNU version of the Collaborative International Dictionary of English
- n. Lead chromate occuring in crystals of a bright hyacinth red color; -- called also red lead ore.
from The Century Dictionary and Cyclopedia
- n. A mineral, a native chromate of lead or red-lead ore, found in brilliant red crystals in the Urals and Brazil, and also massive.
Alteration of French crocoise, from Greek krokoeis, saffron-colored, from krokos, saffron; see crocus.(American Heritage® Dictionary of the English Language, Fourth Edition)