shell keep is a style of medieval fortification, best described as a stone structure circling the top of a motte. In English castle morphology, shell...

and was a term applied to the shell keep at Guînes, said to resemble a barrel. The term came to be used for other shell keeps by the 15th century. By...

"shell keep" (a hollow enclosure) of this date. These ruins are fragmentary but indicate that there were towers to the north and south of the shell keep...

(Dutch pronunciation: [ˈbʏr(ə)xt fɑn ˈlɛidə(n)]; Fort of Leiden) is an old shell keep in Leiden constructed in the 11th century. It is located at the spot where...

Shell USA, Inc. (formerly Shell Oil Company, Inc.) is the United States-based wholly owned subsidiary of Shell plc, a UK-based transnational corporation...

began to be rebuilt in stone, probably by Robert of Gloucester, with a shell keep and substantial defensive walls being erected. Further work was conducted...

Restormel Castle is an unusually well-preserved example of a circular shell keep, a rare type of fortification built during a short period in the 12th...

him permission to rebuild the castle. Fitzharding built the circular shell keep between 1153 and 1156, probably on the site of the former motte. The building...

Bramber, who is probably responsible for constructing the first stone shell keep and walls on the site. By 1326, the castle had fallen into ruin and was...

The two principal elements in their construction were the great tower or keep, such as the White Tower, and the fortified enclosure, such as is provided...

were driven in to support the motte and the old wooden keep was replaced with a new stone shell keep, with a probable gateway to the north-east and a new...

massive foundations of a Norman tower and then totally enclosed by a shell keep, with buttress turrets and a shallow gatehouse. Attached to the motte...

The Z shell (Zsh) is a Unix shell that can be used as an interactive login shell and as a command interpreter for shell scripting. Zsh is an extended...

stone shell keep. The current inner ward was originally the bailey, and was built between 1180 and 1187. The keep was developed into a stone shell keep sometime...

ground. Before 1100, the de Clares replaced the wooden castle with a stone shell keep. This was reinforced during the thirteenth century, and in 1295 a stone...

stone, with the keep and the gatehouse usually the first parts to be upgraded. Shell keeps were built on many mottes, circular stone shells running around...

Shell shock is a term that originated during World War I to describe the type of post-traumatic stress disorder (PTSD) that many soldiers experienced...

incorporated into the later structure, putatively the remains of an early stone shell keep. At the end of Edward I's conquest of Wales in 1282–83, the king permitted...

A shell, in a military context, is a projectile whose payload contains an explosive, incendiary, or other chemical filling. Originally it was called a...

sea shell, also known simply as a shell, is a hard, protective outer layer usually created by an animal or organism that lives in the sea. The shell is...

timber castle on the site as part of the pacification of Somerset. A stone shell keep was built on the motte by the start of the 12th century, and the castle...

of shell keep at Guildford Castle (Grade I) (1177988)". National Heritage List for England. Alexander 2006, p. 19 Historic England. "The castle Keep (Grade...

around the top of the motte creating what is known as a shell keep, and then around the 1130s a keep (tower) was added, again made of Bargate stone from nearby...

castles, three fortified manor houses, an enclosure castle, and a possible shell keep. A motte-and-bailey castle is characterised by two elements: the motte...

Fortified Centre of Wareham and Part of the Motte and Bailey Castle with Shell Keep", Historic England, retrieved 26 August 2016 Royal Commission on the Historical...

medium-to-large-sized sea snails. Conch shells typically have a high spire and a noticeable siphonal canal (in other words, the shell comes to a noticeable point...

tower Half tower Martello tower Scottish Broch Tower house Witch tower Shell keep Kennedy (2000). Kennedy, Hugh (2000). Crusader Castles. Cambridge University...

of the octagonal keep and outlying earthworks. In September 2007 Hampshire County Council undertook a restoration of the shell keep under guidance from...

period had a high tower, called a donjon or keep, usually surrounded by a lower wall, called a shell keep. The earliest were rectangular, but were usually...

A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. The various dialects of shell scripts are considered...