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Ravelin
01
रेवेलिन, अर्धचंद्र
a triangular or polygonal fortification with a raised platform located outside the main defensive walls of a fortress, used to defend the approach and provide additional protection against enemy attacks
व्याकरणिक जानकारी
सजीवता की स्थिति
निर्जीव
रूपात्मक संरचना
सरल
गणनीय
बहुवचन रूप
ravelins
