2. exortus, ūs, m. [exorior], a coming forth, rising: solis, Auct. Her. 3, 22, 36; Suet. Aug. 5; Plin. 12, 11, 23, § 40: cum ab occasu solis ad exortus intenderent iter, Liv. 21, 30, 4: stellarum, id. 2, 15, 12: aequinoctiales, Varr. R. R. 1, 12, 1: Aquilonis, Plin. 7, 2, 2, § 10: aquae, id. 31, 6, 31, § 57: lucis, Front. Strat. 2, 12, 1.