SAFRANINE
safranine, safranin, saffranine
(noun) any of a class of chiefly red organic dyes
Source: WordNet® 3.1
Etymology
Noun
safranine (plural safranines)
any of a class of red to blue azine dyes
Source: Wiktionary
Saf"ra*nine ( or ), n. Etym: [So called because used as a substitute
for safranin.] (Chem.)
Definition: An orange-red nitrogenous dyestuff produced artificailly by
oxidizing certain aniline derivatives, and used in dyeing silk and
wool; also, any one of the series of which safranine proper is the
type.
Source: Webster’s Unabridged Dictionary 1913 Edition