Meaning of Fortress
Bangla: দুর্গ, কেল্লা, নগরদুর্গ, রক্ষণ, কোট
कोटला, गढ़ी, छोटा किला
Unknown / অজানা / अज्ञात
a large fortified place; a fort or group of forts, often including a town; citadel.
any place of exceptional security; stronghold.
a large fort or fortified town
a place or source of refuge or support
(transitive) to protect with or as if with a fortress