VERCELLÆ, (anc. geog.) a town of the Libici, in the Transpadana, on the right or west side of the river Sesette, near the Campi Raudii, where Marius gave a signal defeat to the Cimbri, (Plutarch). Now Vercelli in Piedmont, situated on the river Sesia. E. Long. 8° 20', Lat. 45° 15'.