from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A yellowish, white, or reddish-gray crystalline powder, NH2C6H4C6H4NH2, used in dyes and to detect blood stains.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The aromatic diamine 4,4'-diaminobiphenyl that is used in testing for cyanide, and for traces of blood
from The Century Dictionary and Cyclopedia
- n. The common name for para-diaminodiphenyl, one of the aromatic bases having the formula NH2.C6H4–C6H4.NH2. It is an important raw material in the preparation of many of the direct cotton colors.
benz(ene) + -id(e) + -ine2.(American Heritage® Dictionary of the English Language, Fourth Edition)