Archil, Orchil

CUDBEAR, N [Corrupted from the Fr. orseille.] A violet dye obtained from many species of lichens, chiefly the Rocclla tinct or i a, fuci form is. A. is chiefly used to improve the dye of other colors, and to give richne and brilliancy to them. The coloring matter is due to the chemical principle orcine. In silk-dyeing, A. produces the lilac color; it economizes the use of indigo in woollen cloth. It also stains marble violet. Archi'locus, a celebrated lyric poet of Greece. B. at Peros, the son of a slave, though of noble descent. He distinguished himself by the violence of his satires, and to him is attributed the invention of Iambic verse. He flourished abt. B. c. 710-670.