A merlon is the solid, upright section 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 ...

crenellated 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 ...

parapet A parapet is a barrier that is an upward extension of a wall at the edge of a roof, terrace, balcony, walkway or other structure. The word comes ultimately from the Italian ''parapetto'' (''parare'' 'to cover/defend' and ''petto'' 'chest/brea ...

) in

medieval architecture Medieval architecture was the architecture, art and science of designing and constructing buildings in the Middle Ages. The major styles of the period included pre-Romanesque, Romanesque architecture, Romanesque, and Gothic architecture, Gothic. In ...

or fortifications. Merlons are sometimes pierced by narrow, vertical

embrasure An embrasure (or crenel or crenelle; sometimes called gunhole in the domain of Age of Gunpowder, gunpowder-era architecture) is the opening in a battlement between two raised solid portions (merlons). Alternatively, an embrasure can be a sp ...

s, or

tooth A tooth (: teeth) is a hard, calcified structure found in the jaws (or mouths) of many vertebrates and used to break down food. Some animals, particularly carnivores and omnivores, also use teeth to help with capturing or wounding prey, tea ...

-like slits designed for observation and fire. The space between two merlons is called a crenel, and a succession of merlons and crenels is a crenellation. Crenels designed in later eras for use by

cannon A cannon is a large-caliber gun classified as a type of artillery, which usually launches a projectile using explosive chemical propellant. Gunpowder ("black powder") was the primary propellant before the invention of smokeless powder during th ...

s were also called embrasures.

Etymology

The term ''merlon'' comes from French 704 adapted from the

Italian Italian(s) may refer to: * Anything of, from, or related to the people of Italy over the centuries ** Italians, a Romance ethnic group related to or simply a citizen of the Italian Republic or Italian Kingdom ** Italian language, a Romance languag ...

, possibly a shortened form of , perhaps connected to

Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...

("two-pronged

pitchfork A pitchfork or hay fork is an agricultural tool used to pitch loose material, such as hay, straw, manure, or leaves. It has a long handle and usually two to five thin tines designed to efficiently move such materials. The term is also applie ...

"), or from a diminutive , from or (a

wall A wall is a structure and a surface that defines an area; carries a load; provides security, shelter, or soundproofing; or serves a decorative purpose. There are various types of walls, including border barriers between countries, brick wal ...

). An alternative

etymology Etymology ( ) is the study of the origin and evolution of words—including their constituent units of sound and meaning—across time. In the 21st century a subfield within linguistics, etymology has become a more rigorously scientific study. ...

suggests that the

medieval In the history of Europe, the Middle Ages or medieval period lasted approximately from the 5th to the late 15th centuries, similarly to the post-classical period of World history (field), global history. It began with the fall of the West ...

Latin (mentioned from the end of the 10th century) functioned as a diminutive of Latin , " blackbird", expressing an image of this bird sitting on a wall.

As part of battlements

As an essential part of

s, merlons were used in fortifications for millennia. The best-known examples appear on

buildings, where battlements, though defensive, could be attractively formed, thus having a secondary decorative purpose. Some (especially later) buildings have false "decorative battlements". The two most notable European variants in Middle Ages merlons shape were the Ghibelline and the

Guelph Guelph ( ; 2021 Canadian Census population 143,740) is a city in Southwestern Ontario, Canada. Known as The Royal City, it is roughly east of Kitchener, Ontario, Kitchener and west of Downtown Toronto, at the intersection of Ontario Highway 6, ...

merlon: the former ended in the upper part with a swallow-tailed form, while the latter term indicates the normal rectangular shape merlons ( wimperg). Other shapes include: three-pointed,

quatrefoil A quatrefoil (anciently caterfoil) is a decorative element consisting of a symmetrical shape which forms the overall outline of four partially overlapping circles of the same diameter. It is found in art, architecture, heraldry and traditional ...

, shielded, flower-like, rounded (typical of Islamic and African world), pyramidal, etc., depending either from the type of attacks expected or aesthetic considerations. In

Roman times In modern historiography, ancient Rome is the Roman civilisation from the founding of the Italian city of Rome in the 8th century BC to the collapse of the Western Roman Empire in the 5th century AD. It encompasses the Roman Kingd ...

, the merlons had a width sufficient to shelter a single man. As new weapons appeared in the

Middle Ages In the history of Europe, the Middle Ages or medieval period lasted approximately from the 5th to the late 15th centuries, similarly to the post-classical period of global history. It began with the fall of the Western Roman Empire and ...

(including

crossbow A crossbow is a ranged weapon using an Elasticity (physics), elastic launching device consisting of a Bow and arrow, bow-like assembly called a ''prod'', mounted horizontally on a main frame called a ''tiller'', which is hand-held in a similar f ...

s and the first

firearms A firearm is any type of gun that uses an explosive charge and is designed to be readily carried and operated by an individual. The term is legally defined further in different countries (see legal definitions). The first firearms originated ...

), the merlons were enlarged and provided with loop-holes of various dimensions and shapes, varying from simply rounded to cruciform. From the 13th century, the merlons could also be used to pivot wooden shutters; these added further protection for the defenders when they were not firing, or were firing downwards near the base of the wall. The shutters, also known as

mantlet In medieval warfare a mantlet or was a portable wall or shelter used for stopping projectiles. Some versions used wheels for enhanced mobility. A mantlet could protect one or several soldiers. In the First World War (1914-1918) French soldier ...

s, could be opened by hand, or by using a

pulley Sheave without a rope A pulley is a wheel on an axle or shaft enabling a taut cable or belt passing over the wheel to move and change direction, or transfer power between itself and a shaft. A pulley may have a groove or grooves between flan ...

. File:Creneau.romain.png, Usage of merlons, from

Eugène Viollet-le-Duc Eugène Emmanuel Viollet-le-Duc (; 27 January 181417 September 1879) was a French architect and author, famous for his restoration of the most prominent medieval landmarks in France. His major restoration projects included Notre-Dame de Paris, ...

'
''Dictionnaire raisonné de l’architecture française du XIe au XVIe siècle''
File:Castello di St.Pierre.jpg, Ghibelline merlons at Saint-Pierre Castle, Italy File:Castello_montechino_torrione.jpg, Guelphs merlons in the Castle of Montechino, Italy

Later use

After falling out of favour when the invention of the cannon, forced fortifications to take a much lower profile, merlons re-emerged as mostly decorative features in buildings constructed in the

Gothic Revival Gothic Revival (also referred to as Victorian Gothic or neo-Gothic) is an Architectural style, architectural movement that after a gradual build-up beginning in the second half of the 17th century became a widespread movement in the first half ...

style of the 19th century.

References

* * {{Authority control Castle architecture Types of wall

Etymology

As part of battlements

Later use

See also

References