I. Of a pound, weighing a pound: “tunica,” Vop. Bonos. 15, 8: “fundis librilibus sudibusque, Gallos proterrent,” throwing stones of a pound each, Caes. B. G. 7, 81, 4.—
II. Of or pertaining to weighing.—Hence, subst.: lībrīle , is, n.
A. A balance, pair of scales: “in librili perpendere,” Gell. 20, 1, 34.—
B. A scale-beam: librile scapus librae, Paul. ex Fest. p. 116 Müll.