Lewis Short
sēmĭ-hŏmo (noun M) :
* A half-man, i. e. half man and half beast.
* Lit.: Centauri,Ov. M. 12, 536 (for which, semiferi, id. ib. 12, 406 al.; v. semifer, I.): mandragoras (because formed below like a man), Col. poët. 10, 19.
* Trop., half-human, i. e. half-wild, half-savage, = semifer, II.: Cacus,Verg. A. 8, 194 (for which, semifer, id. ib. 8, 267): Nasamones,Sil. 11, 180.
Charlton T. Lewis, Charles Short, A Latin Dictionary