Dictionary
ros•an•i•line
Pronunciation: (rō-zan'l-in, -īn"), [key]—
n. Chem.
1. a red dye, C
20H
20N
3Cl, derived from aniline and orthotoluidine, a constituent of fuchsin.
2. the base, C
20H
21N
3O, which, with hydrochloric acid, forms this dye.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.