Lewis Short
Imbrĭcĭtor (noun M) : imber-cieo
* He who causes showers, the shower - sender (poet.): spiritus Austri Imbricitor, etc., Enn. ap. Macr. S. 6, 2 (Ann. v. 424 Vahl.): Apollo deus Imbricitor,Macr. S. 1, 17, 49: Juppiter dicitur etiam Imbricitor et item Serenator, App. de Mundo, p. 75.
Charlton T. Lewis, Charles Short, A Latin Dictionary