• (n.) A yellow coal-tar dyestuff which probably consists chiefly of rosolic acid. See Aurin, and Rosolic acid under Rosolic.
Cor'al·lin noun [ So named in allusion to the color of red corallin, from Latin corallum coral.] (Chemistry) A yellow coal-tar dyestuff which probably consists chiefly of rosolic acid. See Aurin , and Rosolic acid under Rosolic . Red corallin , 
Type: Term Pronunciation: kōr′ă-lin Synonyms: aurin