Prosemino, proseminas, pen. cor. proseminâre. Cice. To sowe foorth.
Lewis and Short: Latin dictionary
prō-sēmĭno, āvi, ātum, 1, v. a., to sow or scatter about, to sow (rare but class.). I.Lit.: ostreas, Cic. Fragm. ap. Non. 216, 13: tamquam ex draconis alicujus dentibus proseminati, Lact. 6, 10, 19.—II.Trop., to disseminate, propagate: proseminatae sunt familiae, i. e. ortae, Cic. de Or. 3, 16, 61; id. Imp. Pomp. 1, 90.