illaesibilis

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

illaesĭbĭlis (inl-), e, adj. [in-laedo],

that cannot be hurt , invulnerable (eccl. Lat.): deus, Lact. Ira D. 17 med. ; Tert. adv. Val. 27.