I.to spread out, spread apart, to expand (mostly post-Aug.; not in Cic.).
I. Lit.: haec nuntiasse et flammeum expassum domi, Caecil. ap. Gell. 15, 15, 2: “vestes supra fontem frigidum,” Plin. 2, 103, 106, § 228: “vellera circa navim,” id. 31, 6, 37, § 70: “alas (grues),” id. 10, 38, 54, § 111: “ficus in sole,” Col. 12, 15, 3: “herbas sub umbra,” id. 12, 13, 2 et saep.—Mid.: “vagus ille, cum expanditur, amnis (Nilus),” Plin. Pan. 30, 4.—*
II. Trop.: “rerum naturam dictis,” to lay open, unfold, explain, Lucr. 1, 126.