Lewis Short
(adjective) : gĕnĕrātōrĭus, a, um, generator
* Of or relating to generation (postclass.): more,Tert. adv. Val. 27.—As subst.: gĕnĕrātōrium, ii, n., a means of generation, Ambros. in. Psa. 118; Serm. 18, 11.
Charlton T. Lewis, Charles Short, A Latin Dictionary