lībra ae, f CLI-, a balance, pair of scales: altera librae lanx: librā et aere, by scale and baiance, i. e. in due form, L.: quod quis librā mercatur et aere, H.: sine librā atque tabulis, i. e. without legal formalities.

—Libra, the Balance (a consteilation), V., H., O.

—A plummet, level: ad libram fecerat turrīs, by the level, i. e. of equal height, Cs.

—As a weight, a pound, Roman pound: corona aurea libra pondo, L.: una Farris, H.