mĭsy, yos (in the gen. also misys, Scrib. Comp. 34; and, misy, Cels. 6, 7, 2; 5, 19, 15; Veg. 6, 16, 1), n., = μίσυ.
I A kind of mushroom or truffle , Plin. 19, 3, 12, § 36.—
II A mineral , perh. a vitriolic ore, copperas, sory , Plin. 34, 12, 27, § 114; Cels. 5, 19, 8; 27; Scrib. Comp. 34; 240.