I.num. adj. indecl. [Sanscr. saptan; Gr. ἑπτά; Goth. sibun; Germ. sieben; Engl. seven], seven: septem menses sunt, quom, etc., Plaut. Most. 2, 2, 39: “septem milia,” id. Mil. 1, 1, 46: “dis, quibus septem placuere colles,” Hor. C. S. 7: “septem et decem,” Plaut. Cist. 4, 2, 89: “decem et septem,” Liv. 33, 21, 8; Plin. Ep. 2, 17, 2: “decem septemque,” Nep. Cato, 1, 2: “decem septem,” Liv. 24, 15, 2 Weissenb.; cf. Prisc. p. 1170 P.; “v. also septendecim: septem et viginti minae,” Plaut. Merc. 2, 3, 94: “septem et triginta annos,” Cic. Rep. 2, 10, 17; Liv. 1, 21 fin.: “sex aut septem loca,” Lucr. 4, 577; “also unconnected: illum his mensibus Sex septem non vidisse proximis,” Ter. Eun. 2, 3, 40; so, “sex septem,” Hor. Ep. 1, 1, 58.—With numerals: “VI. VII. diebus,” Cic. Att. 10, 8, 6 Orell. N. cr.: “septem miracula,” the seven wonders of the world, Plin. 36, 5, 4, § 30; Val. Max. 4, 6, 1 ext.; so, septem mira, Lact. 3, 24, 2: “septem spectacula,” Vitr. 2, 8, 11; cf. Gell. 10, 18, 4.—
II. In partic.
A. As subst., the seven sages of Greece: “eos vero septem, quos Graeci sapientes nominaverunt,” Cic. Rep. 1, 7, 12; id. Tusc. 5, 3, 7; id. Lael. 2, 7; id. de Or. 3, 34, 137; id. Fin. 2, 3, 7; id. Off. 3, 4, 16: “qui (Bias) sapiens habitus est unus e septem,” id. Lael. 16, 59: “Thales, qui sapientissimus in septem fuit,” id. Leg. 2, 11, 26.—
B. Septem Aquae, a lake in the Reatine territory, Cic. Att. 4, 15, 5.—
C. Septem Stellae, for septentriones, the seven-stars, the Pleiades, Sen. Troad. 443.—
D. Septem Maria, the lagunes at the mouth of the Po, where Venice was afterwards founded, Plin. 3, 15, 16, § 119; Tac. H. 3, 9.