Grādīvus

, a surname of Mars among the Romans, perhaps from κραδαινειν , brandishing a spear . Though he had a temple without the walls of Rome, and though Numa had established the Salii, yet his favourite residence was supposed to be among the fierce and savage Thracians and Getæ, over whom he particularly presided. Virgil , Æneid , bk. 3 , li. 35 .— Homer , Iliad .— Livy , bk. 1 , ch. 20 ; bk. 2 , ch. 45 .