a red dye obtained by heating an alkyl aminophenol with phthalic anhydride.
any of various related dyes.
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How to use rhodamine in a sentence
It condenses with phthalic anhydride to form rhodamine, and with succinic anhydride to rhodamine S.
A bright pink rhodamine formerly quoted at a dollar a pound jumped to $48.Creative Chemistry | Edwin E. Slosson
(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
British Dictionary definitions for rhodamine
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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012