lūno, āvi, ātum, 1, v. a. 1. luna, to bend like a half-moon or crescent, to crook like a sickle (rare in the verb. finit.; freq. in the P. a.): lunavit fortiter arcum, Ov. Am. 1, 1, 23: acies geminos in arcus, Prop. 4 (5), 6, 25.

—Hence, lūnātus, a, um, P. a., half-moon-shaped, crescent-shaped, lunated, falcated: Amazonidum peltae, Verg. A. 1, 490: lunata/ fronte juvenci, Stat. Th. 6, 265: lunatis obliquatur cornibus, Plin. 6, 13, 15, § 38: conchae, id. 9, 33, 52, § 102: ferramentum, Col. 12, 54.

— Hence, bearing a crescent; marked with something of a crescent shape: lunatum agmen, a line of battle with shields of crescent shape, Stat. Th. 5, 145: pellis, a senator's shoe (v. luna, I. 3.), Mart. 1, 49, 31.