Lewis Short
sulcātor (noun M) : id.
* One who draws furrows, a furrower, plougher (in postAug. poets).
* Lit.: Leontini campi,Prud. adv. Symm. 2, 939: patuli agri,Avien. Perieg. 587.
* Transf., one who sails over, traverses, etc.: sulcator navita ponti,Sil. 7, 363: pigri Averni,i. e. Charon,Stat. Th. 11, 588; cf. undae,id. ib. 8, 18: Bagrada sulcator harenae,Luc. 4, 588.
* A render, tearer, lacerator: lateris sulcator (vultur),Claud. Rapt. Pros. 2, 340.
Charlton T. Lewis, Charles Short, A Latin Dictionary