In
architecture
Architecture is the art and technique of designing and building, as distinguished from the skills associated with construction. It is both the process and the product of sketching, conceiving, planning, designing, and construction, constructi ...
, a machicolation () is an opening between the supporting
corbel
In architecture, a corbel is a structural piece of stone, wood or metal keyed into and projecting from a wall to carry a wikt:superincumbent, bearing weight, a type of bracket (architecture), bracket. A corbel is a solid piece of material in t ...
s of a
battlement
A battlement, in defensive architecture, such as that of city walls or castles, comprises a parapet (a defensive low wall between chest-height and head-height), in which gaps or indentations, which are often rectangular, occur at intervals ...
through which defenders could target attackers who had reached the base of the
defensive wall
A defensive wall is a fortification usually used to protect a city, town or other settlement from potential aggressors. The walls can range from simple palisades or earthworks to extensive military fortifications such as curtain walls with t ...
. A smaller related structure that only protects key points of a fortification are referred to as
Bretèche
In medieval fortification, a bretèche or brattice is a small balcony with machicolations, usually built over a gate and sometimes in the corners of the fortress' wall, with the purpose of enabling defenders to shoot or throw objects at the atta ...
. Machicolation,
hoarding
Hoarding is the act of engaging in excessive acquisition of items that are not needed or for which no space is available.
Civil unrest or the threat of natural disasters may lead people to hoard foodstuffs, water, gasoline, and other essentials ...
,
bretèche
In medieval fortification, a bretèche or brattice is a small balcony with machicolations, usually built over a gate and sometimes in the corners of the fortress' wall, with the purpose of enabling defenders to shoot or throw objects at the atta ...
, and
murder holes are all similar defensive features serving the same purpose, that is to enable defenders atop a defensive structure to target attackers below. The primary benefit of the design allowed defenders to remain behind cover rather than being exposed when leaning over the parapet. They were common in defensive fortifications until the widespread adoption of gunpowder weapons made them obsolete.
Etymology
The word machicolation derives from
Old French
Old French (, , ; ) was the language spoken in most of the northern half of France approximately between the late 8th , mentioned in Medieval Latin">-4; we might wonder whether there's a point at which it's appropriate to talk of the beginnings of French, that is, when it wa ...
, mentioned in Medieval Latin as ', probably from Old French 'crush', 'wound' and 'neck'. The verb ''Machicolate'' is first recorded in English in the 18th century, but ''machicollāre'' is attested in Anglo-Latin.
dating from the 4th century AD. The design was brought to Europe from the Levant following the
and became especially prevalent in Southern Europe.
Machicolations were more common in French castles than English, where they are usually restricted to the gateway, as in the 13th-century
. Within France, machicolation is more common on southern castles. One of the oldest extant examples of machicolation in northern France is at
which was built from 1290 to 1304.