cro·ce·in \ˈkrōsēə̇n\noun orcro·ce·ine\“, -ēˌēn\ (-s) Usage: usually capitalized Etymology: International Scientific Vocabulary croce- (from Latin croceus of saffron) + -in, -ine : any of several red or orange acid azo dyes — see dye table I (under Acid Orange 12, Acid Red 25)