1. (Material Noun-Neuter) a strong or fortified place occupied by troops and usually surrounded by walls, ditches, and other defensive works; a fortress; fortification.

English: castle, citadel, fort, fortification, fortress,
Assamese: কিল্লা, কোঁঠ, গড়-প্ৰাঞ্চি, দুৰ্গ,
Bodo: खरं, दुर्ग,
Khasi: ka kut,
Garo: killa,
Hindi: किला,
Bangla: দুর্গসমূহ, ফোর্ট