corallin

corallin is a   Noun

Definition:

[1] A yellow coal-tar dyestuff which probably consists chiefly of rosolic acid. See Aurin, and Rosolic acid under Rosolic. Red corallin, a red dyestuff which is obtained by treating aurin or rosolic acid with ammonia; -- called also pæonin. -- Yellow corallin. See Aurin.

Synonyms: