Lewis Short
mŏnŏcĕros (noun M) : μονόκερως
* A unicorn: asperrimam autem feram monocerotem, reliquo corpore equo similem, capite cervo, pedibus elephanto, cauda apro, mugitu gravi, uno cornu nigro mediā fronte cubitorum duūm eminente,Plin. 8, 21, 31, § 76; Sol. 52, 39.
Charlton T. Lewis, Charles Short, A Latin Dictionary