from the GNU version of the Collaborative International Dictionary of English
- adj. Pertaining to, or designating, a complex red dyestuff (called rosolic acid) which is analogous to rosaniline and aurin. It is produced by oxidizing a mixture of phenol and cresol, as a dark red amorphous mass, C20H16O3, which forms weak salts with bases, and stable ones with acids. Called also methyl aurin, and, formerly, corallin.
from The Century Dictionary and Cyclopedia
- Related to rosaniline.
Sorry, no etymologies found.