sŭpernas, ātis, adj. [supernus], of or belonging to the upper country, upper or northern, as regards Rome (post-Aug.): Caretini (opp. infernates), Plin. 3, 12, 17, § 106: abies, i. e. growing on the Upper or Adriatic Sea (opp. infernas, of the Tyrrhene Sea), id. 16, 39, 76, § 197: persica e Sabinis, id. 15, 12, 11, § 40: VINVM, Inscr. Rein. cl. 3, n. 88; cf. Inscr. Orell. 995: ventus, the northeast-by-north wind, Vitr. 1, 6.
Augustus jestingly called Maecenas adamas supernas (as the Adriatic produced no diamonds), Macr. S. 2, 4.