immūniō (inm-) īvī, —, īre,
to fortify: praesidium, Ta.
immūnĭo (inm-), īvi, 4, v. a., to fortify : praesidium immunivit, Tac. A. 11, 19. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.