I.very weighty or grave, very important (class.): “pergravia (haec), opp. levia,” Ter. Hec. 3, 1, 12: “testes,” Cic. Cael. 26, 63: “oratio,” id. Sest. 50, 107.— Adv.: pergrăvĭter , very gravely, very seriously (class.): “pergraviter offensus,” Cic. Att. 1, 10, 2: “reprehendere aliquem,” id. de Or. 1, 53, 227.
per-grăvis , e, adj.,