Chi"an (?) a. [L. chius, fr.
Chios the island Chios, Gr. ?.] Of or pertaining to
Chios, an island in the Ægean Sea.
Chian earth, a dense, compact kind of
earth, from Chios, used anciently as an astringent and a
cosmetic. -- Chian turpentine, a
fragrant, almost transparent turpentine, obtained from the
Pistacia Terebinthus.