Lewis Short
prŏbābĭlĭtas (noun F) : probabilis
* Probability, credibility (class.): magna,Cic. Ac. 2, 24, 75: captiosa,id. Fin. 3, 21, 72: quodcumque nostros animos probabilitate percussit, id dicimus,id. Tusc. 5, 11, 33.
Charlton T. Lewis, Charles Short, A Latin Dictionary