Anthocyanin \An`tho*cy"a*nin\, n. Same as {Anthokyan}. [1913 Webster]
Cyanin \Cy"a*nin\ (s?"?-n?n), n. [See {Cyanic}.] (Chem.) The blue coloring matter of flowers; -- called also {anthokyan} and {anthocyanin}. [1913 Webster]