LAVINIUM, (anc. geog.) a town of Latium, six miles to the east of Laurentum, according to an ancient map; so named from Lavinia, consort of Æneas, and daughter of king Latinus; and built by the Trojans. The first town of Roman original in Latium, and the seat of the Dii Penates, (Livy:) situated near the river Numicus, or Numicius; between which and the Tiber Æneas landed, according to Virgil. Holstenius supposes the town to have stood on an eminence, now called il Monte di Levano.