(ˌ)rōz+ pronunc at bengal noun
also rose ben·gale -gäl, -gəl
( plural rose bengals )
Usage: often capitalized R&B
Etymology: probably from French rose bengale, from rose (from Latin rosa ) + Bengale Bengal, region of the Indian subcontinent — more at rose
: either of two bluish red acid dyes that are iodinated and chlorinated derivatives of fluorescein — see dye table I (under Acid Red 94 )