βολίστρα

From LSJ

ἐπέμψατε ἀγγέλους τοῖς ἀλλήλοις ὥστε ἔγνωτε τὸν κίνδυνον → you sent messengers to one another so that you knew the danger

Source

Spanish (DGE)

-ας, ἡ catapulta Steph.in Hp.Progn.206.11.