(n.) A detached work with two embankments which make a salient angle. It is raised before the curtain on the counterscarp of the place. Formerly called demilune, and half-moon.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ravelin. Retrieved September 22, 2026, from http://smartdefine.org/ravelin/definitions/2052809 |
| Chicago | Webster's. 2011. "ravelin" http://smartdefine.org/ravelin/definitions/2052809 (accessed September 22, 2026). |
| Harvard | Webster's 2011, ravelin, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/ravelin/definitions/2052809>. |
| MLA | Webster's. "ravelin" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/ravelin/definitions/2052809> |