ravelin

American  

[rav-lin] / ˈræv lɪn /

noun

Fortification.

1. a V -shaped outwork outside the main ditch and covering the works between two bastions.

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ravelin British  

/ ˈrævlɪn /

noun

1. fortifications an outwork having two embankments at a salient angle

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Etymology

Origin of ravelin

1580–90; < Middle French, earlier revelin < Italian rivellino, diminutive of riva bank, rim

Example Sentences

His trace includes an enlarged ravelin with flanks, the ends of which were intended to close the gaps at the end of the tenaille, and a keep to the ravelin with flanks.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 6 "Foraminifera" to "Fox, Edward" by Various

We had some difficulty at first in finding the breach, as we had entered the ditch opposite to a ravelin, which we mistook for a bastion.

From Adventures in the Rifle Brigade, in the Peninsula, France, and the Netherlands from 1809 to 1815 by Kincaid, J. (John)

The ravelin is here introduced, and made so large that its faces are in prolongation of those of the bastions.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 6 "Foraminifera" to "Fox, Edward" by Various

On the north end of the town is a casemated fort, with four bastions, a ravelin, counterscarp, and a glacis built with quarried shell-stones, and constructed according to the rudiments of Marechal de Vauban.

From The Spaniards in Florida Comprising the notable settlement of the Huguenots in 1564, and the History and Antiquities of St. Augustine, Founded A.D. 1565 by Fairbanks, George R.

Speckle’s other favourite ideas are here: the cavaliers and double parapets and his own particular invention of the low batteries behind the re-entering place of arms and the gorge of the ravelin.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 6 "Foraminifera" to "Fox, Edward" by Various