ˈȯrəˌmēn, -_mə̇n, ˌ ̷ ̷ ̷ ̷ˈmēn noun
also au·ra·min ˈ ̷ ̷ ̷ ̷_mə̇n
( -s )
Etymology: International Scientific Vocabulary aur- (from Latin aurum gold) + amine; originally formed as German auramin — more at oriole
: a bright yellow ketonimine dye C 17 H 22 CIN 3 of poor lightfastness and stability derived from diphenylmethane and used chiefly in coloring paper, in making pigments, in signal smokes, and as a fluorescent biological stain — called in full auramine O ; see dye table 1 (under Basic yellow 2 and Solvent yellow 34 )