Lewis Short
(adjective) : in-vīsĭbĭlis, e
* Invisible, unseen (post-Aug.): foramina, Cels. praef.: terra,Tert. adv. Herm. 29 init.: deus,Lact. 7, 9; Paul. Nol. Carm. 35, 208; Tert. Carn. Chr. 12: ea in nobis sunt meliora, quae sunt invisibilia,Aug. Ep. 159, 3: opera ad illos dies invisibiles pertinentia, quibus creavit omnia,i. e. when there was no human eye to see,Aug. de Gen. 6, 6 init. al.—Adv.: in-vīsĭbĭlĭter, invisibly, Tert. adv. Val. 14; Aug. de Gen. 6, 6, 10.
Charlton T. Lewis, Charles Short, A Latin Dictionary