Lewis & Short

prō-sēmĭno, āvi, ātum, 1, v. a., to sow or scatter about, to sow (rare but class.).

  1. I. Lit.: ostreas, Cic. Fragm. ap. Non. 216, 13: tamquam ex draconis alicujus dentibus proseminati, Lact. 6, 10, 19.
  2. II. Trop., to disseminate, propagate: proseminatae sunt familiae, i. e. ortae, Cic. de Or. 3, 16, 61; id. Imp. Pomp. 1, 90.