- a red dye obtained by heating an alkyl aminophenol with phthalic anhydride.
- any of various related dyes.
Origin of rhodamine
Examples from the Web for rhodamine
Historical Examples of rhodamine
(a) The colour is red; the dye is rhodamine or fuchsine, or one of their allies.The Manufacture of Paper
Robert Walter Sindall
Very good results in soap may be obtained by mixing a fast blue, as ultramarine or cobalt blue, with a red as rhodamine or eosine.Soap-Making Manual
E. G. Thomssen
It condenses with phthalic anhydride to form rhodamine, and with succinic anhydride to rhodamine S.
- any one of a group of synthetic red or pink basic dyestuffs used for wool and silk. They are made from phthalic anhydride and aminophenols