Inexpugnabilis, & hoc inexpugnábile, pe. cor. Liu.Vnpreignable: that cannot be wonne or onercome by assault: vnnincible.Cor inexpugnabile telis.Ouid.Pectus inexpugnabile amori.Ouid.An hart that no loue can ouercome.Probationes inexpugnabiles. Quin.
Lewis and Short: Latin dictionary
ĭn-expugnābĭlis, e, adj., that cannot be taken by assault, impregnable, inexpugnable (class.) I.Lit.: arx, Liv. 2, 7, 6: urbes, id. 5, 6, 9; Vell. 2, 115, 3.— II.Trop., unconquerable, in assured safety: homo, Cic. Tusc. 5, 14, 41: terra,