Septĭmontĭum, ii, n. [septem-mons].
I The circuit of the Seven Hills , the place upon which the city of Rome afterwards stood, Varr. L. L. 5, § 41 Müll.; Fest. s. v. sacrani, p. 321 ib.; and Becker, Antiq. 1, p. 122 sq.—
II The feast of the Seven Hills , celebrated at Rome in December, in commemoration of the enclosing of all the seven hills within the circuit of the city, Varr. L. L. 6, § 24 Müll.; Fest. pp. 341 and 348 ib.; Tert. Idol. 10; id. ad Nat. 2, 15; Pall. Dec. 1; cf. Plutarch. Q. Rom. 68.