bn:03628071n
Noun Concept
Categories: Fortification (architectural elements)
EN
ravelin  Demi-lune  ravelins
EN
A ravelin is a triangular fortification or detached outwork, located in front of the innerworks of a fortress. Wikipedia
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EN
A ravelin is a triangular fortification or detached outwork, located in front of the innerworks of a fortress. Wikipedia
A type of fortification also called demi-lune Wikipedia Disambiguation
An outwork. A fortification outside a castle used to split an attacking force; composed of two faces, forming a salient angle whose gorge resembles a half-moon. Wiktionary
Fortification outside a castle. Wiktionary (translation)
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