Category:Tropaeolin

Tro*pæ"o*lin, n. (chem.)

Defn: a name given to any one of a series of orange-red dyestuffs Produced artificially from certain complex sulphonic acid derivatives Of azo and diazo hydrocarbons of the aromatic series; -- so called Because of the general resemblance to the shades of nasturtium (tropæolum).