FORTRESS
fortress, fort
(noun) a fortified defensive structure
Source: WordNet® 3.1
Etymology
Noun
fortress (plural fortresses)
A fortified place; a large and permanent fortification, sometimes including a town; for example a fort, a castle; a stronghold; a place of defense or security.
(chess) A position that, if obtained by the weaker side, will prevent penetration by the opposing side, generally achieving a draw.
Synonyms
• bastion, stronghold, bulwark
Verb
fortress (third-person singular simple present fortresses, present participle fortressing, simple past and past participle fortressed)
(transitive) To furnish with a fortress or with fortresses; to guard, to fortify.
Source: Wiktionary
For"tress, n.; pl. Fortresses. Etym: [F. forteresse, OF. forteresce,
fortelesce, LL. foralitia, fr. L. fortis strong. See Fort, and cf.
Fortalice.]
Definition: A fortified place; a large and permanent fortification,
sometimes including a town; a fort; a castle; a stronghold; a place
of defense or security.
Syn.
– Fortress, Fortification, Castle, Citadel. A fortress is
constructed for military purposes only, and is permanently
garrisoned; a fortification is built to defend harbors, cities, etc.;
a castle is a fortress of early times which was ordinarily a palatial
dwelling; a citadel is the stronghold of a fortress or city, etc.
For"tress, v. t.
Definition: To furnish with a fortress or with fortresses; to guard; to
fortify. Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition